Solve for m.

−2.4(m−5/6)=−5

Enter your answer as a simplified mixed number in the box.

m = plzzzzzzz helpppppp meee i willl give you all my points

There is a difference in the average salary among the three racial groups being studied.

A study was conducted comparing the average salary for Blacks, Whites, and Hispanics, using random samples of 10 people in each racial group. The standard deviations of the groups were quite different.

To determine if there is a significant difference in salaries among these racial groups, the following steps can be taken:

1. Calculate the mean salary for each racial group (Blacks, Whites, and Hispanics) using the data from the random samples.

2. Calculate the variance and standard deviation for each group's salary to understand the spread of data within each group.

3. Perform an analysis of variance (ANOVA) test, which helps in comparing the means of multiple groups (in this case, the three racial groups). This test will indicate whether there is a significant difference in the mean salaries of the groups.

If the results of the ANOVA test show a significant difference, it means there is a difference in the average salary among the three racial groups being studied.

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Answer:

x=0

Step-by-step explanation:

combine like terms on both sides of the equal sign

-9+x= x-7

move similar terms to the same side

-2=0x

divide both sides by x

x=0

The value of x when f(x) of 8 according to the graph is; 4.

In order to determine a point's coordinates in a coordinate system, you must do the opposite. Start at the point and move in a vertical line in either an upwards or downwards direction to the x-axis. Here is the x-coordinate for you. Next, repeat the process while following a horizontal line to determine the y-coordinate.

According to the graph;

To determine the value of x when f(x) = 8.

We must plot a line of the equation; y = 8.

This y = 8 line produces a horizontal line.

The point at which the horizontal line, y = 8 intersects the given graph has an x coordinate.

Ultimately, this point has x coordinates of 4, making 4 the value of x when f(x) = 8.

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The equation of the function f(x) is h(x) = 1/2(4x - 6) - 3

From the question, we have the following equation that can be used in our computation:

f(x) = 1/2x -3

Also, we have the following steps used to create the function h(x)

When these steps are represented as  an equation, we have the following representations

In the above computations, we have

h(x) = 1/2(x * 4- 6) - 3

Evaluate the product

h(x) = 1/2(4x- 6) - 3

Hence, the equation is h(x) = 1/2(3x- 6) - 3

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yes, the periodic interest rate for a loan with an annual interest rate of 15.98% compounded weekly is 0.3073%

The yearly interest rate is divided by the quantity of compounding periods to produce the periodic interest rate. Interest can be earned on or added to interest more frequently when there are more compounding periods.

The interest rate that is levied on a periodic basis, such as monthly or quarterly, is known as the periodic rate. A credit card with an annual percentage rate of 18% has a periodic rate of 1.5 percent per month. The periodic rate is calculated by multiplying it by the number of periods in a year.

according to the formula :

periodic interest rate is annual interest rate divided by the number of times per year interest compounds so,

we have;

Annual interest rate = 15.98%

no.of week in a year= 52

so ;

periodic interest rate=15.98%/52

=0.3073%,

so the given statement is true.

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A function f such that f '(x) = 3x^3 and the line 81x + y = 0 is tangent to the graph of f is f(x) = 3x^4/4 + 729/4.

In the given question, we have to find a function f such that f'(x) = 3x^3 and the line 81x + y = 0 is tangent to the graph of f.

The given function is f'(x) = 3x^3.

No integrating on both side,

f(x) = \(\int3x^3dx\) + C

f(x) = 3x^4/4 + C

As given, the line 81x + y = 0 is tangent to the graph of f.

So, slope at point of tangent; f'(x) = -81

So, 3x^3 = -81

Divide by 3 on both side, we get

x^3 = -27

Taking cube root on both side, we get

x = -3

So putting the value of x in 81x + y = 0, we get

y = 243

Thus, f(x) passes through (-3, 243).

So, 243 = 3/4(81) + C

Multiply by 4 on both side, we get

972 = 243 + 4C

Subtract 243 on both side, we get

4C = 729

Divide by 4 on both side, we get

C = 729/4

So, f(x) = 3x^4/4 + 729/4

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After 13 years of follow-up would we expect the cumulative incidence of blindness to be 10% among 30-year-old iddm women, if the incidence rate remains constant over time.

In this question we have been given the annual incidence rate of blindness per year was 0.67% among 30- to 39-year-old male insulin-dependent diabetics (IDDM) and 0.74% among 30- to 39-year-old female insulin-dependent diabetics.

We need to find the number of years after which we expect the cumulative incidence of blindness to be 10% among 30-year-old IDDM females, if the incidence rate remains constant over time.

Let n be the number of years to expect the cumulative incidence of blindness to be 10% among 30-year-old IDDM females.

The probability of becoming blind over n years is 0.10

Given that the annual incidence rate of blindness per year was 0.74% IDDM females.

This means the rate r = 0.0074

For n years the annual incidence rate of blindness  0.0074n

We need to find the value of n,

0.0074n = 0.10

n = 13.51

n ≈ 13 years

Therefore, the number of years to expect the cumulative incidence of blindness to be 10% among 30-year-old IDDM females = 13

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The complete question is:

A study [12] of incidence rates of blindness among insulin-dependent diabetics reported that the annual incidence rate of blindness per year was 0.67% among 30- to 39-year-old male insulin-dependent diabetics (IDDM) and 0.74% among 30- to 39-year-old female insulin-dependent diabetics.

After how many years of follow-up would we expect the cumulative incidence of blindness to be 10% among 30-year-old IDDM females, if the incidence rate remains constant over time?

The difference between the predicted regression value and the actual value is called the residual.

Let's assume a simpler model: Y= β₀+ β₁X + E. For linear regression, let ε∼N(0,σ2). The most important thing here is that ϵ is a normal random variable. This makes Y a normal random variable with mean β0+β1X and variance σ₂.

Regression Analysis:

Regression analysis is a set of statistical techniques used to estimate the relationship between a dependent variable and one or more independent variables. It can be used to assess the strength of relationships between variables and model future relationships between variables.

Assumptions:

One of the main assumptions of regression analysis is that residuals with mean equal to 0 are normally distributed. Residuals must be both positive and negative. If this condition is not met (residuals are only positive or negative, i.e. the model is either consistently Regardless, it means that it has not been properly selected for prediction.

Poor predictions are due to (i) the regression model should contain non-linear terms rather than only linear terms, (ii) multicollinearity of the independent variables, and (iii) missing important predictor variables (features). Poor understanding of the problem and data, (iv) non-constant data variance, or (v) extrapolation (prediction) far beyond the range of the independent variables used to estimate the parameters of the model.

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Answer:

Since the spinners have been spun simultaneously, every side on each of the spinner carries equal probability of landing. In order for there to be only 10 possible outcomes, no more no less, the spinners cannot be identical. One of the spinner in two sided while the other spinner must then be a five sided spinner. Choosing this particular pair of spinners gives Nathan 10 possibilities of combinations.

Hope that answers the question, have a great day!

Step-by-step explanation:

Using the Pigeonhole Principle, it can be shown that in a set of n positive integers, none exceeding 2n, there is at least one integer that divides another integer.

We can prove this statement by contradiction using the Pigeonhole Principle.

Suppose we have a set of n positive integers, none of which exceed 2n, and assume that no integer in the set divides another integer.

Consider the prime factorization of each integer in the set. Since each integer is at most 2n, the largest prime factor in the prime factorization of any integer is at most 2n.

Now, let's consider the possible prime factors of the integers in the set. There are only n possible prime factors, namely 2, 3, 5, ..., and 2n (the largest prime factor).

By the Pigeonhole Principle, if we have n+1 distinct integers, and we distribute them into n pigeonholes (corresponding to the n possible prime factors), at least two integers must share the same pigeonhole (prime factor).

This means that there exist two integers in the set with the same prime factor. Let's call these integers a and b, where a ≠ b. Since they have the same prime factor, one integer must divide the other.

This contradicts our initial assumption that no integer in the set divides another integer.

Therefore, our assumption must be false, and there must be at least one integer in the set that divides another integer.

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The mathematical procedure for decomposing a complex waveform into simpler waveforms is known as Fourier analysis. It allows for the identification of the individual frequency components that contribute to the overall pattern.

Fourier analysis, named after the French mathematician Jean-Baptiste Joseph Fourier, is a fundamental technique used in many fields, including signal processing, physics, and engineering. It is based on the concept that any complex waveform can be represented as a combination of simpler sinusoidal waveforms. These simpler waveforms are characterized by their frequency, amplitude, and phase.

The procedure involves decomposing a complex waveform into its constituent frequencies by applying the Fourier transform. The Fourier transform converts the waveform from the time domain to the frequency domain, revealing the underlying frequency components. By analyzing the resulting spectrum, which shows the amplitude and phase of each frequency component, one can determine the simpler waveforms that make up the original complex pattern.

Fourier analysis has numerous applications, such as analyzing sound waves, image processing, and data compression. It enables us to better understand and manipulate complex signals by breaking them down into their fundamental building blocks.

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The 2 equations which can be used to solve the given situations of the numbers are:

So, the equations that can be formed are:

Let, Ronan's number be 'x' and '4x' be Kelsey's number.

Now, solve as follows:

Ronan's number be: -2/3

Kelsey's number be: 4 × 2/3 = -8/3

Let, let, Kelsey's number be 'x' and Ronan's number be '3x'.

Now, solve as follows:

Ronan's number be: 72.75

Kelsey's number be: 24.25

Therefore, the 2 equations which can be used to solve the given situations of the numbers are:

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Answer:

The initial amount of money in the bank account is d dollars.

After spending $10, the amount of money left in the account is:

d - 10 dollars

According to the problem statement, the amount of money left in the account must be at least $31. Therefore, we have the inequality:

d - 10 ≥ 31

Simplifying this inequality by adding 10 to both sides, we get:

d ≥ 41

So the inequality that represents this situation is:

d ≥ 41.

Answer: 52 seconds.

Step-by-step explanation:

|-3| + 23 = 26. 26 x 2 = 52.

Answer:

The answer would be 27

Step-by-step explanation:

You need to multiply 9 to both sides. Please mark me brainliest.

The model's fit to the data is weak, indicated by a correlation coefficient of -0.34. There is a weak negative relationship between the variables, with the model's predictions being imprecise and scattered around the line of fit.

A relationship coefficient of - 0.34 shows a frail negative connection between's the factors in the information. This intends that as one variable expands, the other variable will, in general, diminish, however, the relationship isn't a serious area of strength for exceptionally.

The line of fit for the information recommends that there is a general pattern or example, however, it doesn't fit the information focuses intently. The scatterplot of the information would show focuses spread around the line, for certain focuses straying a considerable amount from it.

The model's capacity to foresee the specific upsides of the reliant variable in light of the free variable(s) is restricted. In outline, the attack of the model to the information isn't an area of strength for extremely, there is a frail negative connection between the factors.

The model's forecasts may not be profoundly precise, and there may be different elements or factors not caught by the model that impact the information.

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Answer:

Jada is going faster by 18 minutes.

Step-by-step explanation:

We already know how fast Jada's cousin is going, but we need to find how fast Jada is going.  To do this, we divide 12/2 which equals 6 minutes.  6 is less than 24, so Jada is going faster.

Then to find how much faster Jada is going, subtract 24 minutes - 6 minutes, which equals 18 minutes.

Answer:

9.3

Step-by-step explanation:

Answer: 9.3

Step-by-step

1lb = 16 oz

20 x 16 = 320

320 oz + 8 oz = 328

1 oz = 0.283495

328 + 0.283495 = 9.298636

Round 9.298636 = 9.3

Answer: £3200000

Step-by-step explanation:

£1000 is 100%, so 5000% is x50 (5000/100) of £1000 which is £50000. Then 64x50000 is 3 200 000. Therefore you will make £3200000 from 64 piece of wood

Answer:

24 cm^2

Step-by-step explanation:

There are 6 sides on a cube.

If the length of a side is 2, then the area of a face is 4 because it is a square.

4 x 6 = 24.

No, the data does not provide convincing evidence that the pediatrician's claim is true.

To determine if the data provide convincing evidence that the pediatrician's claim is true, we need to conduct a hypothesis test. Our null hypothesis is that the true mean weight of one-year-old boys is equal to or less than 25 pounds, while our alternative hypothesis is that the true mean weight is greater than 25 pounds.

Using the sample data given, we can calculate the test statistic as follows:
t = (24.4 - 25) / (5.3 /^(342)) = -1.69

We can then compare this test statistic to the critical value of a t-distribution with 341 degrees of freedom (since we are estimating one parameter, the mean). At an alpha level of 0.05 and with one tail (since our alternative hypothesis is one-sided), the critical value is 1.646.
Since our test statistic (-1.69) is less than the critical value (1.646), we fail to reject the null hypothesis. In other words, the data do not provide convincing evidence that the pediatrician's claim is true. We cannot conclude that the mean weight of one-year-old boys is greater than 25 pounds based on this sample.

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If a female silverback gorilla weighs 204.5 pounds. A female white handed gibbon weighs 8.05 pounds less than one-tenth the weight of the gorilla then the weight of the gibbon is 12.4 pounds

The weight of female silver gorilla = 204.5 pounds

A female white-handed gibbon weighs 8.05 pounds less than one-tenth the weight of the gorilla

Consider the weight of the gibbon as x

Then the equation will be

x = (1/10)×204.5 - 8.05

= 0.1 × 204.5 - 8.05

= 20.45 - 8.05

= 12.4 pounds

Hence, if a female silverback gorilla weighs 204.5 pounds. A female white handed gibbon weighs 8.05 pounds less than one-tenth the weight of the gorilla then the weight of the gibbon is 12.4 pounds

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a) x[n] = e²+j5n is not periodic.

b) x(t) = sin¹ (70m t) has a period of T = 2π / (70m).

c) x[n] = cos(0.375n) + sin(0.5π n) has a period of T = 8.

To determine if the given signals are periodic, we need to check if there exists a positive value T for which the signals repeat after every T units of time (for continuous-time signals) or every T samples (for discrete-time signals). Let's analyze each signal:

a) x[n] = e²+j5n

This discrete-time signal is not periodic. The exponential term e² will keep growing as n increases, and there is no repeating pattern.

b) x(t) = sin¹ (70m t)

This continuous-time signal is periodic. To find its period, we need to identify the smallest positive value T for which sin¹ (70m t) repeats. The period of a sin¹ function is 2π, divided by the coefficient of t inside the sin¹ function. Therefore, the period is T = 2π / (70m).

c) x[n] = cos(0.375n) + sin(0.5π n)

This discrete-time signal is periodic. To find its period, we need to identify the smallest positive value T for which cos(0.375n) and sin(0.5π n) repeat. The period of both cos and sin functions is 2π. We need to find the least common multiple (LCM) of the coefficients in front of n for both terms, which is 8. Therefore, the period is T = 8.

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To find the coordinates of the fourth corner, we need to use reasoning and geometry. Since we know that the plot of land is rectangular, we can use the fact that opposite sides of a rectangle are parallel and equal in length.

Looking at the given coordinates, we can see that the distance between the first and second points is 5 units, and the distance between the second and third points is 7 units. Therefore, the length of one side of the rectangle is either 5 or 7 units.

To determine which side length is correct, we can use the Pythagorean theorem. We can draw a right triangle with the first and third points as the endpoints of the hypotenuse, and the second point as the vertex of the right angle. Then, the length of the hypotenuse (i.e. the distance between the first and third points) can be found using the theorem:

c^2 = a^2 + b^2

where c is the length of the hypotenuse, and a and b are the lengths of the other two sides.

In this case, we have:

c^2 = 5^2 + 7^2
c^2 = 74
c ≈ 8.6

Therefore, the length of the rectangle is approximately 8.6 units.

Now, we need to use this information to find the coordinates of the fourth corner. We know that the fourth corner must be the same distance from the third point as the second point is (since the sides are equal in length). We also know that the fourth corner must be the same distance from the first point as the length we just calculated (since opposite sides are parallel).

We can use this reasoning to draw two circles, one centered at the third point with a radius of 5 units, and one centered at the first point with a radius of 8.6 units. The intersection of these two circles will give us two possible locations for the fourth corner.

To determine which one is correct, we can use the fact that the sides of the rectangle are perpendicular to each other. This means that if we draw a line connecting the first and fourth points, and a line connecting the second and third points, these lines should intersect at a right angle.

By checking the angles using a protractor or a geometry tool, we can see that one of the possible locations for the fourth corner does not form a right angle. Therefore, the correct location for the fourth corner is at the intersection of the two circles that forms a right angle with the line connecting the first and second points.

The coordinates of this point can be found using geometry and algebra, but the exact values will depend on the scale of the diagram and the precision of the measurements. However, the reasoning and method described above should allow you to find the correct location for the fourth corner.

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Answer:

you add the 11 back to the other side making it x^2+12x+11=0

then you factor it

(x+11)(x+1)

you should know what to do from here

Answer:

Step-by-step explanation:

x2 + 12x = –11

x2 + 12x +36 = –11 + 36

(x+6)^2 = -11 + 36 = 25 = (+/- 5)^2

x+6 = +/- 5

x+6 = +5  => x=-1

x+6 = -5  => x = -11

So the solution set is S = {-1, -11}

Answer:

The type of number that represents -4/2 is:

Choice B) Integer

Choice C) Rational

Step-by-step explanation:

The number -4/2 is an integer because it represents a whole number (-2) and it is also a rational number because it can be expressed as a fraction of two integers.

-4/2 is an :

Solution:

Before we make any decisions about the type of number -4/2 is, let's simplify it first.

It's the same as -2. Now, let's familiarize ourselves with the sets of numbers out there. Where does -2 fit in?

______________

This set incorporates only positive numbers and zero. So -2 doesn't belong here.

This set incorporates whole numbers and negative numbers. So -2 belongs here.

This set has integers, fractions, and decimals. So -2 does belong here too.

This is a set for numbers that cannot be written in fraction form (a/b, where b ≠ 0). So -2 doesn't belong here.

-4/2 belongs in the integer and rationals set.

You are a district sales manager at the sales target for your team 135,000 per month. Your team's annual sales target is $1,620,000.

To calculate the annual sales target for your team, you need to multiply the monthly target by 12 (the number of months in a year):

Annual sales target = Monthly sales target x 12

Given that the monthly sales target for your team is $135,000, the annual sales target would be:

Annual sales target = $135,000 x 12

= $1,620,000

A Sales Manager is a professional responsible for managing a team of sales representatives within a specific geographic area or district. The role typically involves setting and achieving sales targets, developing and implementing sales strategies, and managing relationships with key customers.

Sales Managers are responsible for recruiting, training, and supervising sales staff, as well as monitoring their performance and providing coaching and guidance as needed. They also work closely with other departments within the organization, such as marketing and finance, to ensure that sales goals are aligned with overall business objectives. They must possess strong leadership and communication skills, as well as a deep understanding of their company's products or services and the competitive landscape in which they operate.

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Complete Question:-

You are a district sales manager at the sales target for your team 135,000 per month ? What is your annual sales?