Enter a digit in each box to complete the division problem.

Pls help Im giving braInllest and 100 points

Answer: 6/7

Step-by-step explanation:

The marginal frequency of students who chose dancing is 37.

The correct answer to the given question is option 3.

The marginal frequency of students who chose dancing can be calculated by adding up the number of students who chose dancing in each row or column. In this case, we need to add up the number of art students who chose dancing (22) and the number of music students who chose dancing (15), which gives us a total of 37. This is the marginal frequency of students who chose dancing.

Based on the survey results, it appears that a slightly higher percentage of art students prefer dancing (41.5%) compared to music students (31.9%). However, both groups of students seem to be fairly evenly split between dancing and playing sports, with a slight preference for playing sports overall.

It's worth noting that cardiovascular activity is important for overall health and well-being, and both dancing and playing sports can provide great opportunities for exercise and physical activity. Additionally, both activities can also be enjoyable and provide a sense of community and social connection, which is important for middle school students who are still developing their social skills and relationships. Ultimately, the choice between dancing and playing sports will depend on individual interests, preferences, and abilities.

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Answers:

A, B, D, E

Nearly everything except choice C is true.

====================================================

Explanation:

Answer:

25

Step-by-step explanation:

x = 3

according to the condition,

y = 7× x + 4

y = 7× 3 +4

y = 21 + 4

y = 25

Answer:

129792

Step-by-step explanation:

         156

     ×  832

    ----------

         312

      468

+  1248

---------------

  129792

Based on the net present value profile, Project H has a higher NPV than Project E.

To compare the net present value (NPV) of Project E and Project H, we need to calculate the present value of cash flows for each project and determine which one has a higher NPV. The cash flow patterns for the two projects are as follows:

Project E:

Initial investment: -$100,000

Cash flows for Year 1: $40,000

Cash flows for Year 2: $50,000

Cash flows for Year 3: $60,000

Project H:

Initial investment: -$120,000

Cash flows for Year 1: $60,000

Cash flows for Year 2: $50,000

Cash flows for Year 3: $40,000

To calculate the present value of cash flows, we need to discount them using an appropriate discount rate. The discount rate represents the required rate of return or the cost of capital for the company. Let's assume a discount rate of 10%.

Using the formula method, we can calculate the present value (PV) of each cash flow and sum them up to obtain the NPV for each project:

For Project E:

PV = $40,000/(1 + 0.10)^1 + $50,000/(1 + 0.10)^2 + $60,000/(1 + 0.10)^3

PV = $36,363.64 + $41,322.31 + $45,454.55

PV = $123,140.50

For Project H:

PV = $60,000/(1 + 0.10)^1 + $50,000/(1 + 0.10)^2 + $40,000/(1 + 0.10)^3

PV = $54,545.45 + $41,322.31 + $30,251.14

PV = $126,118.90

Using the financial calculator method, we can input the cash flows and the discount rate to calculate the NPV directly. By entering the cash flows for each project and the discount rate of 10%, we find that the NPV for Project E is approximately $123,140.50 and the NPV for Project H is approximately $126,118.90.

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For the function, the x-intercept of g(x) is at (5,0).

A relation between a collection of inputs and outputs is known as a function. A function is, to put it simply, a relationship between inputs in which each input is connected to precisely one output. Each function has a range, codomain, and domain. The usual way to refer to a function is as f(x), where x is the input.

Given f(x) = ln(x)

and g(x) = -f(x - 4)

the function is

g(x) = -ln(x - 4)

when x = 5

g(x) = -ln(5 - 4)

g(x) = -ln1

g(x) = 0

the coordinates are (5, 0)

Hence the x-intercept is (5, 0).

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I believe the expression you provided is:

(log(x) + 4x^3) / x

To find the discontinuities of this expression, we need to identify any values of x that would cause the expression to be undefined. These values are called the discontinuities.

There are two types of discontinuities to look for:

Removable discontinuities: These occur when a function is undefined at a certain point but can be made continuous by redefining the function at that point.

Non-removable discontinuities: These occur when a function is undefined at a certain point and cannot be made continuous by redefining the function at that point.

To find the discontinuities of the given expression, we need to look for values of x that would make the denominator equal to zero, as this would result in a non-removable discontinuity.

So we solve the equation:

x = 0

This means that x cannot be equal to zero, as it would make the denominator zero and the expression undefined.

Therefore, the only discontinuity of the expression is at x = 0.

Note that there are no removable discontinuities in this expression, as the expression is continuous everywhere except at x = 0.

Answer:

0.04.

Step-by-step explanation:

The first significant number is and since the second is 3 we do not change the 4.

Answer:0.04

Step-by-step explanation:numbers from 0-4 can't be rounded up they are rounded off but numbers from 5-9 are rounded up by adding 1 to the number before. Therefore 0.043118 to 1 significant number will be 0.04

If the null hypothesis is correct, the probability that the test will result in a type 1 mistake is what is known as the alpha level for a hypothesis test. In other words, even in the absence of a treatment effect, the alpha level impacts the likelihood of collecting sample data in the critical zone.

The alpha level establishes the boundaries for identifying the key area that results in "extremely unlikely" or significant results that deviate from the null hypothesis. The likelihood of making a Type I error is one in twenty, according to researchers who use an alpha value or level of significance of.05.

The chance of rejecting the null hypothesis when it is true is known as the significance level, which is alternatively written as alpha or. For instance, a significance level of 0.05 represents a 5% probability of assuming the existence of a difference when none actually exists.

Hence we get the required answer.

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Answer:

=2x - 21y

Step-by-step explanation:

One step at a time

-3(x + 4y) = -3x - 12y

2(x - 2y) =2x - 4y

=-3x - 12y + 2x - 4y + 3x -5y

=2x - 21y

Answer:

The answer for this question is 4.4

It is important to note that representativeness is not solely determined by the sampling method. Other factors, such as the size of the population

To determine whether the sample is likely to be representative of the population of her patients if she selects every third name on the list, we need to consider the characteristics of the population and the potential bias introduced by the sampling method.

Sampling every third name on the list is a form of systematic sampling, where every kth element is selected from the population. This method can introduce bias if there is a pattern or regularity in the list that aligns with the characteristic of interest. In this case, if there is a pattern in the list that correlates with the patients' characteristics, selecting every third name may not result in a representative sample.

For example, if the list is arranged in alphabetical order by last name, and there is a correlation between patients' last names and their medical conditions, then selecting every third name could introduce bias. It may result in an overrepresentation or underrepresentation of certain conditions depending on the distribution of last names.

To determine the representativeness of the sample, we need to assess whether the sampling method is likely to introduce systematic bias or if the list is randomly ordered. If the list is randomly ordered and there is no known correlation between the order of the list and the patients' characteristics, selecting every third name may provide a representative sample.

However, it is important to note that representativeness is not solely determined by the sampling method. Other factors, such as the size of the population, the specific characteristics of interest, and the variability within the population, also play a role.

To make a definitive assessment of the representativeness of the sample, further information about the list and the population would be needed. Without such information, it is challenging to determine whether selecting every third name on the list would result in a representative sample of the population of her patients.

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Answer:

$491.25

Step-by-step explanation:

Amy is an installer for the telephone company. She earns $13.10 per hour. How much will she earn in 37.5 hours? ​

$13.10 * 37.5 = $491.25

The probability of drawing two slips of paper containing numbers that are the lengths of two sides of a triangle in the (3,4,5) family is 1/50.

The (3,4,5) family of triangles is a set of triangles that are similar to the triangle with side lengths 3, 4, and 5. In particular, the sides of any triangle in the (3,4,5) family must satisfy the Pythagorean theorem, i.e., the sum of the squares of the two shorter sides must equal the square of the longest side.

We can start by listing all the possible pairs of numbers that can be drawn from the hat

(3,4), (3,5), (3,6), (3,7), (3,8), (3,10)

(4,5), (4,6), (4,7), (4,8), (4,10)

(5,6), (5,7), (5,8), (5,10)

(6,7), (6,8), (6,10)

(7,8), (7,10)

(8,10)

Out of these 20 possible pairs, we need to count the pairs that satisfy the conditions for being lengths of two sides of a triangle in the (3,4,5) family. For any such triangle, the longest side must be either 5 or 10. Therefore, we can split the pairs into two groups

Pairs that include 5: (3,4), (5,6), (5,8), (5,10)

Pairs that include 10: (6,8), (7,10), (8,10)

For a pair to be the lengths of two sides of a triangle in the (3,4,5) family, the sum of the squares of the two shorter sides must equal the square of the longest side. We can check this condition for each of the pairs in the two groups

Pairs that include 5

(3,4): not a valid triangle

(5,6): not a valid triangle

(5,8): the sum of the squares of the two shorter sides is 5^2 + 8^2 = 89, which is not equal to 10^2

(5,10): the sum of the squares of the two shorter sides is 3^2 + 4^2 = 25, which is equal to 5^2

Pairs that include 10

(6,8): the sum of the squares of the two shorter sides is 6^2 + 8^2 = 100, which is equal to 10^2

(7,10): not a valid triangle

(8,10): the sum of the squares of the two shorter sides is 4^2 + 8^2 = 80, which is not equal to 10^2

Therefore, out of the 20 possible pairs, only 2 pairs satisfy the conditions for being lengths of two sides of a triangle in the (3,4,5) family. The probability of drawing one of these pairs is 2/20 = 1/10.

Once the first number is drawn, there are only 5 slips of paper left in the hat, and only one of them is the other side of the triangle, so the probability of drawing the second number is 1/5. Therefore, the probability of drawing two numbers that are the lengths of two sides of a triangle in the (3,4,5) family is (1/10) × (1/5) = 1/50.

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Answer:12

Step-by-step explanation:

Answer: 4 ways to pick a king, 13 ways to pick a heart, and 4 ways to pick a five. Given the cards are returned to the deck, there are no special cases such as picking the King of Hearts and/or the Five of Hearts that affect the count. 208 ways.

Step-by-step explanation:

Answer:

4th number line (the one of the bottom right)

Step-by-step explanation:

First, solve the inequality, then choose the number line that mathes the solution.

3x ≤ -6

Only step: Divide by 3.

x ≤ -6/3

x ≤ -2

But which number line matches the solution?

We know this is going left, so #1 & #3 are out. This also has a closed circle (because of ≤ (less than/equal to)), so #2 is also out.

Number line #4 matches the solution (x ≤ -2), so it is the answer.

The surface area of the solid is 281 ft².

Given that, a solid figure made of a rectangular prism and a square pyramid,

We need to find its surface area,

To find the same, we will find the lateral surface area of square pyramid, and total surface area of rectangular prism,

So,

Surface area = 2×side×slant height + 2(length·width+width·height+height·length)-base area of the square pyramid,

= 2×5×5 + 2(4·12+12·5+4·5)-5²

= 50+256-25

= 281 ft²

Hence the surface area of the solid is 281 ft².

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Answer:

C. 8x²+x+3.

Step-by-step explanation:

A and B are not polynomials as they contain a division (A) and a square root (B).

D is a monomial ( just one term).

oc.8x²+x+3

Step-by-step explanation:

Which of the following is a polynomial?

OA. 5+x2²/X

OB. √x+2x-1

OC. 8x²+x+3

OD. 7x

The z-statistic test was conducted to determine the Deviation of RPM, ASM, and LF from the mean. The test indicates that RPM, ASM, and LF significantly deviate from the mean.

Report on the Analysis of American Airlines (Domestic) PerformanceThe quantitative analysis focused on three variables- load factors, revenue passenger miles, and available seat miles for American Airlines.

The Bureau of Transportation Statistics data for domestic flights from January 2006 to December 2012 was retrieved for the analysis. The quantitative analysis also focused on finding critical statistical values like mean, median, mode, standard deviation, variance, and minimum/maximum variables. The results of the data are summarized in Table 2. Revenue Passenger Miles (RPM) mean is 6,624,897, the median is 6,522,230, and mode is NONE. The minimum is 5,208,159 and the maximum is 8,277,155. The standard deviation is 720,158.571, and the variance is 518,628,367,282.42.

Load Factors (LF) mean is 82.934, the median is 83.355, and mode is 84.56. The minimum is 74.91, and the maximum is 89.94. The standard deviation is 3.972, and the variance is 15.762. The Available Seat Miles (ASM) mean is 7,984,735, the median is 7,753,372, and mode is NONE. The minimum is 6,734,620, and the maximum is 9,424,489. The standard deviation is 744,469.8849, and the variance is 554,235,409,510.06.Figure 1 above displays the performance of American Airlines (Domestic).

The mean RPM is 7,984,735, and the linear regression line is y = 50584x - 2.53E+8. The linear regression line indicates a positive relationship between RPM and year, with a coefficient of determination, R² = 0.6806. A coefficient of determination indicates the proportion of the variance in the dependent variable that is predictable from the independent variable. Therefore, 68.06% of the variance in RPM is predictable from the year. A one-way ANOVA analysis of variance test was conducted to determine the equality of means of three groups of variables; RPM, ASM, and LF. The null hypothesis is that the means of RPM, ASM, and LF are equal.

The alternative hypothesis is that the means of RPM, ASM, and LF are not equal. The level of significance is 0.05. The ANOVA results indicate that there is a significant difference in means of RPM, ASM, and LF (F = 17335.276, p < 0.05). Furthermore, a post-hoc Tukey's test was conducted to determine which variable means differ significantly. The test indicates that RPM, ASM, and LF means differ significantly.

The skewness test was conducted to determine the symmetry of the distribution of RPM, ASM, and LF. The test indicates that the distribution of RPM, ASM, and LF is not symmetrical (Skewness > 0).

Additionally, the z-statistic test was conducted to determine the deviation of RPM, ASM, and LF from the mean. The test indicates that RPM, ASM, and LF significantly deviate from the mean.

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\(a^2+ab=a(a+b)\\ab+b^2=b(a+b)\)

Therefore

\(\text{hcf}(a^2+ab,ab+b^2)=a+b\)

You invested $12,000 in the company when you originally started it. Additionally, you borrowed $12,000 for a five-year (long-term) loan and paid back $2,018 of it.

Businesses, a noun in plural. a group of people who are connected or who have joined together. a guest or guests: We're having people over for dinner. a collection of individuals together for social purposes. association, camaraderie, and fellowship She is a lot of joy to be around.

The Old French word "compagnie," which was first used in the Salic code and meaning "one who eats bread with you," is where the English word "company" originates. To describe a "society, friendship, closeness, or body of troops," it was first used in 1150.

You invested $12,000 in the company when you originally started it. Additionally, you borrowed $12,000 for a five-year (long-term) loan and paid back $2,018 of it.

Total Amount to be when start the company is $12000 + $12000

= $24000

Out of which company owns land and a building worth $8,878 and equipment worth $4,230 and have retained $1,291 in earnings to be reinvested in the company, and you decided to put $1,000 of it aside for a long-term investment.

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Answer:

y = - \(\frac{3}{2}\) x + 12

Step-by-step explanation:

y = \(\frac{2}{3}\) x - 4

(6, 3)

y - 3 = - \(\frac{3}{2}\) (x - 6)

y = - \(\frac{3}{2}\) x + 12

The confidence interval is 0.559 < p < 0.641 and expected value is 0.600

To construct a confidence interval for the true population proportion, we can use the formula:

p ± Z * √((p × (1 - p)) / n)

Where:

p = sample proportion (336/560)

Z = critical value for the desired confidence level

95% confidence = Z-value of approximately 1.96

n = 560

Let's calculate the confidence interval:

p = 336/560 ≈ 0.600

Z ≈ 1.96 (for a 95% confidence level)

n = 560

Plugging these values into the formula:

p ± Z × √((p × (1 - p)) / n)

0.600 ± 1.96 × √((0.600 × (1 - 0.600)) / 560)

0.600 ± 1.96 × √((0.240) / 560)

0.600 ± 1.96 × √(0.0004285714)

0.600 ± 1.96 × 0.020709611

0.600 ± 0.040564459

The confidence interval is:

0.559 < p < 0.641

Therefore, the 95% confidence interval for the true population proportion of adults with children is 0.559 < p < 0.641.

For proportions, the expected value is simply the sample proportion, which is approximately 0.600.

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Answer:

Domain: [ -9, + infinity)

Range: ( - infinity, 5]

Step-by-step explanation:

The domain of a function refers to the set of possible input values of x. The range of a function refers to the set of possible output values of y.

[ ], brackets are used to indicate that the endpoint is included in the interval, and the parenthesis ( ) are used to indicate that it is not.

Always read the graph from left to right, bottom to top.

The coefficient of the second term, 6x⁴, is 6.

The terms of the polynomial are:

-4y⁵, 6x⁴, 9w³, -4w, -1

The coefficient of the second term, which is 6x⁴, we look at the number in front of the variable term.

The coefficient is 6.

Therefore, the list of terms is:

-4y⁵, 6x⁴, 9w³, -4w, -1

Each term represents a separate component of the polynomial, where the variable is raised to a certain power and multiplied by its coefficient.

The coefficients indicate the scalar value by which each term is multiplied.

The polynomial's terms are -4y5, 6x4, 9w3, -4w, and -1.

Looking at the number in front of the variable term, we can determine the second term's coefficient, which is 6x4.

There is a 6 coefficient.

As a result, the terms are as follows: -4y5, 6x4, 9w3, -4w, and -1.

Each term represents a different part of the polynomial, where the variable is multiplied by its coefficient and raised to a given power.

The scalar value by which each phrase is multiplied is shown by the coefficients.

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