Answerrrrrr If anyone knows just reply

The relationship between the confidence interval and the margin of error is that the margin of error determines the width of the confidence interval.

The margin of error is a measure of the uncertainty associated with a sample statistic, such as the mean or proportion. It represents the maximum amount by which the sample statistic may differ from the true population parameter, with a certain degree of confidence. The confidence interval, on the other hand, is a range of values that is likely to contain the true population parameter, with a certain degree of confidence. The width of the confidence interval is determined by the margin of error.

Therefore, none of the options given in the question is correct. The width of the confidence interval is typically calculated by multiplying the margin of error by a factor that depends on the desired level of confidence. For example, a 95% confidence interval is typically calculated by multiplying the margin of error by 1.96, which corresponds to a confidence level of 95%. In summary, the margin of error determines the width of the confidence interval, but the relationship between the two is not as simple as any of the options given in the question.

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The price of small sized print photo is $0.5 and large sized print photo is $1.25.

In the given question,

Andy and Alex both decided to order prints of their photos.

Andy ordered 40 small 4x6 inch prints and 10 large 8x10 inch prints.

Alex paid $20 for 20 small 4x6 inch prints and 8 large 8x10 inch prints.

We have to find how much do the small and large sized prints cost.

Let the cost of small 4x6 inch prints is x.

Let the cost of large 4x6 inch prints is y.

Since, Andy ordered 40 small 4x6 inch prints and 10 large 8x10 inch prints and paid total of $32.50 for his photos.

Now the equation should be

40x + 10y = 32.50...............(1)

Since Alex paid $20 for 20 small 4x6 inch prints and 8 large 8x10 inch prints.

Now the equation should be

20x + 8y = 20...............(2)

Multiply equation (2) by 2, we get

40x + 16y = 40...............(3)

Now subtract equation (3) by (1), we get

6y = 7.5

Divide by 6 on both side, we get

y = 1.25

Now putting the value of y in equation (1), we get

40x + 12.5 = 32.50

Subtract 12.5 on both side, we get

40x = 20

Divide by 40 on both side, we get

x = 0.5

Hence, the price of small sized print photo is $0.5 and large print photo is $1.25.

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The complete question is:

Andy and Alex both decided to order prints of their photos. Andy ordered 40 small 4x6 inch prints and 10 large 8x10 inch prints. He paid a total of $32.50 for his photos. Alex paid $20 for 20 small 4x6 inch prints and 8 large 8x10 inch prints. How much do the small and large-sized prints cost?

Answer:

Domain: X is an element of real number

It is a function

Step-by-step explanation:

x is an element of all real numbers

y=5x has a one to one relation. It is a function

The variable cost per unit for the Mailbox Company is $7.17.

In order to calculate the variable cost per unit for the Mailbox Company, we can use the following formula:

Variable cost per unit = (Total cost - Fixed cost) / Total units produce

To use this formula, we first need to calculate the total cost of producing 851 mailboxes.

We know that the average cost per unit is $19, so the total cost would be:

Total cost = Average cost per unit * Total units produced

Total cost = $19 * 851

Total cost = $16,169

Now that we know the total cost, we can use the formula to calculate the variable cost per unit:

Variable cost per unit = (Total cost - Fixed cost) / Total units produced

Variable cost per unit = ($16,169 - $10,069) / 851

Variable cost per unit = $6,100 / 851

Variable cost per unit = $7.17

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Answer:12

Step-by-step explanation:

count you fingers. Easy XD

Answer:

4+8=12

Step-by-step explanation:

If you use your fingers and count

The remainder is 360.

When a polynomial p(x) is divided by a linear polynomial (x - a), then the remainder is equal to p(a).

Given a cubic polynomial, x³+8x²+11x-20

The zero of the linear polynomial.

Substitute it in the given polynomial.

As a result, we get the remainder.

x - 5 = 0

x = 5

Substitute 5 to x³ + 8x² + 11x - 20:

5³ + 8×5² + 11×5 - 20 = 125 + 8×25 + 55 - 20 = 160 + 200 = 360

Hence, The remainder is 360.

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Answer:

The pattern is of ×2

So the missing number will be

1,2,4, 8 ,16,32,64

Answer:

8

Step-by-step explanation:

Just do a sum like 1+1 equals 2, then 2+2 equals 4, 4+4 equals 8, 8+8 equals 16, I hope you understand :)

The inequality that represents the possible rates is x - 10 ≥ 24.

The inequality that represents the possible rates is x - 10 ≥ 24.
To find the possible rates, we need to consider the average speed of the boat for the entire trip. The first leg of the trip is traveling at a rate of x mph. On the return route, the boat travels against the current, which decreases its rate by 10 mph.
To calculate the average speed, we can add the two rates (x mph and x - 10 mph) and divide by 2.
(x + (x - 10))/2 ≥ 24
Simplifying the equation, we get:
(2x - 10)/2 ≥ 24
2x - 10 ≥ 48
Adding 10 to both sides, we get:
2x ≥ 58
Dividing by 2, we find:
x ≥ 29
Therefore, the inequality that represents the possible rates is x - 10 ≥ 24.

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Given: 5 factorial (5!)

To Simplify the given factorial

Solution

Note that the factorial(!) of a number is the product of all the integers from 1 to that number

Apply the definition above to simplify 5 factorial

Hence, 5! = 120

Answer:

12

Step-by-step explanation:

"6 times as many birds..." in other words 6 x 2

The number of turtles that was sold by the pet store given the number of birds sold is 12.

Multiplication is a mathematical operation that involves determining the product of two or more numbers. The sign used to represent multiplication is x.

Number of turtles were sold = 2 x 6 = 12

The given function f(x) = 25e^(-2x) represent the exponential decay.

According to th egiven question.

We have an exponential function.

f(x) = 25e^(-2x)

As we know that

If \(P = P_{o} e^{-kt}\) be an exponential function, then it will represent

Where,

P is the final amount

\(P_{o}\) is the intial amount

t is the time interval

k is the constant of proportionality

For the given question if we compare the given exponential function with the standard exponentential function we get

\(P_{o}\) = 25

k = 2

and t = x

Now,

e^(-2) = 0.13

Since, e^(-2) < 1.

Hence, the given function f(x) = 25e^(-2x) represent the exponential decay.

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Check the picture below.

\(\tan(71^o )=\cfrac{\stackrel{opposite}{x}}{\underset{adjacent}{5.7}}\implies 5.7\tan(71^o )=x\implies 16.6\approx x\)

Make sure your calculator is in Degree mode.

The triangles ΔKLM and ΔEFG can be proven similar using both SSS and SAS similarity theorems.

In this question, we need to determine whether the triangles can be proven similar using the SSS or SAS similarities theorems.

For given diagrams,

the ratio of the corresponding sides is:

KM/EG = 8/24

            = 1/3

KL/EF = 6/18

          = 1/3

and ML/GF = 5/15

                  = 1/3

The sides of both triangles is proportional .

So by SSS similarity theorem, we have ΔKLM ≈ ΔEFG

Also, ML/GF = 1/3

∠L ≅ ∠F

KL/EF = 1/3

So by SAS similarity theorem, we have ΔKLM ≈ ΔEFG

Therefore, the triangles can be proven similar using both SSS and SAS

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The figure associated to given question is as shown below.

For the company to practice price discrimination, there should not be any resale of its product, is not true if a public utility company is considered a monopolist. This is because price discrimination involves charging different prices to different groups of customers based on their willingness to pay. Resale of the product can actually facilitate price discrimination as it allows different customers to buy the product at different prices and then resell it to others. The other options are true for a monopolist, such as having upward sloping demand and supply curves, charging a price higher than its marginal revenue, and determining profit maximizing quantity at the point where marginal revenue equals marginal cost.

Let's analyze each statement:

A. The company's demand curve and supply curve are upward sloping.
This statement is NOT true for a monopolist. A monopolist faces a downward sloping demand curve, which means that they can increase the quantity sold by lowering the price. The supply curve does not apply in the traditional sense for monopolists, as they have the power to set both the price and quantity produced.

B. Its price must be higher than its marginal revenue.
This statement is true for a monopolist. Under a monopoly, the price charged by the company is higher than its marginal revenue due to the downward-sloping demand curve.

C. For the company to practice price discrimination, there should not be any resale of its product.
This statement is true. In order for a monopolist to successfully engage in price discrimination, they must prevent the resale of their product, ensuring that consumers cannot undercut the monopolist's pricing strategy.

D. Its profit maximizing quantity is determined where its marginal revenue equals its marginal cost.
This statement is true. A monopolist maximizes its profit by producing the quantity where marginal revenue equals marginal cost, and then setting the price based on the demand curve at that quantity.

So, the statement that is NOT true for a public utility company considered as a monopolist is: A. The company's demand curve and supply curve are upward sloping.

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Answer:

2.5%

Step-by-step explanation:

Please mark Brainliest when able.

A valid study is one that portrays the population being studied and measures what it is supposed to. It must use random sampling and produce expected results to be deemed a reliable source. However, such studies do not necessarily result in a causal relationship between the independent and dependent variables.

The primary goal of any study is to depict the population being investigated in an accurate and unbiased manner. This involves selecting an appropriate sample of the population to study. This is why a study must use random sampling, which means every member of the population has an equal chance of being selected. This helps avoid sample bias, which is when a sample is chosen in a way that it is not representative of the population, leading to incorrect or inaccurate conclusions.

A valid study must measure what it is supposed to, which means that the study should be designed to measure what it claims to measure. For instance, a study on the effects of sleep on memory should use measures that accurately assess memory and sleep. If the study is designed to assess memory but fails to do so, the results will be unreliable. Finally, a valid study verifies expected results.

This means that the study should produce results that are consistent with what is expected based on prior research or theory. However, this does not mean that a study necessarily results in a causal relationship between the independent and dependent variables. Rather, such a relationship can only be inferred if the study is well-designed and the results are properly analyzed and interpreted.

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Refer to the images attached.

Answer:

5*5

Step-by-step explanation:

that would be the easy way

Answer:  12.5 square inches

Step-by-step explanation:

The equation for the area of a triangle is A = bh/2

The base and height are both 5, so its 5×5 divided by 2

25/2 = 12.5 or  12  1/2

Area is always square units, so use square inches

The "ramp" is the hypotenuse of the triangle. It's like they want to know how much they need to cover the side.

Answer:

3/1 is the slope.

Step-by-step explanation:

Slope formula: y2 - y1/x2 - 1

Plugging in the given values, we get:

-9 - (-6)/3-4

-3/-1

Two negatives cancel each other out, so:

3/1 is the slope.

In project management, a control chart is a tool used to monitor and track a project's progress over time. It provides a graphical representation of a project's performance, allowing project managers to quickly identify any deviations from the plan.

For more complex projects, statistical analysis can be applied to the control chart to identify potential causes of schedule deviation.

By analyzing the control chart data using statistical methods, project managers can determine whether the schedule deviation is due to random variation or a systematic cause. If the deviation is due to a systematic cause, the statistical analysis can help identify the root cause of the problem.

Once the root cause is identified, project managers can take corrective action to get the project back on track. The use of statistical analysis on control charts is a powerful tool for project management, enabling project managers to make data-driven decisions and minimize the risk of schedule delays and cost overruns.

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3a - 4b

substitute a = a and b= 6 in the above

3a - 4(6)

3a - 24

Have you gotten your answer yet?

I'm pretty sure the answer is C, I'm not sure though.

The rational function which is graphed below is  F(x)=1/x, the correct option is A.

Function is a type of relation, or rule, that maps one input to specific single output.

In mathematics, a function is an expression, rule, or law that describes the relationship between one variable (the independent variable) and another variable (the dependent variable) (the dependent variable). In mathematics and the physical sciences, functions are indispensable for formulating physical relationships.

Linear function is a function whose graph is a straight line

We are given that;

The graph of the function

Now,

Points on 4/x

The function y = 4/x is a hyperbola. It has two branches that extend infinitely in opposite directions. The x-axis and y-axis are both asymptotes of the hyperbola.

On y= 1/x-4

The function y = 1/(x - 4) is also a hyperbola. Its asymptotes are the vertical line x = 4 and the horizontal line y = 0.

On y = 1/(x + 4)

The function y = 1/(x + 4) is also a hyperbola. Its asymptotes are the vertical line x = -4 and the horizontal line y = 0.

Therefore, by the given graph function will be F(x)=1/x.

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Answer:

Circumference is the distance from the one end of a circle to another

Answer:

Circumference is the length around the circle.

Step-by-step explanation:

The formula to find it would be pi times radius squared.

Answer:

bah perks

Step-by-step explanation:

bah perks

Answer:

x = -3

Step-by-step explanation:

Step 1: Take log of both sides.

Step 2: Simplify.

Step 3: Subtract 0.5x from both sides.

Step 4: Divide both sides by 0.5.

Step 5: Check if solution is correct.

Therefore, x = -3.

Answer:

x<3

Step-by-step explanation:

;)

Answer:

3 2/3

Step-by-step explanation:

To solve mixed fractions, you multiply the denominator with the whole number and add the number on top and write it in numerator,
Example: 2 1/3
Here, 3 is denominator so multiply by the whole number ahead 3*2=6 and add with numerator, 6+1=7 and finally write on numerator, 7/3
Therefore, 2 1/3 = (3*2+1)/3=7/3
Now,
The given problem is,
6 1/3 - 2 2/3
19/3 - 8/3
11/3
Now you can write this in mixed fraction or leave as it is,
3 2/3

Answer:

3 2/3

Step-by-step explanation:

Answer:

A

Step-by-step explanation:

y intercept x=0

y= 3(2)^0

y=3