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Juli2301 [7.4K]
2 years ago
7

What is different about the normality requirement for a confidence interval estimate of sigma and the normality requirement for

a confidence interval estimate of mu?
The normality requirement for a confidence interval estimate of sigma is ( less strict/ stricter) than the normality requirement for a confidence interval estimate of mu. Departures from normality have a (greater/ lesser) effect on confidence interval estimates of sigma than on confidence interval estimates of mu. That? is, a confidence interval estimate of sigma is (more/less)

robust against a departure from normality than a confidence interval estimate of mu.
Mathematics
1 answer:
Harlamova29_29 [7]2 years ago
8 0

Answer:

The normality requirement for a confidence interval estimate of sigma is (stricter) than the normality requirement for a confidence interval estimate of mu. Departures from normality have a (greater) effect on confidence interval estimates of sigma than on confidence interval estimates of mu. That is, a confidence interval estimate of sigma is (less)

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A Ferries wheel had a radius of 58 feet. What is the distance a passenger will travel one time around the Ferries wheel?
topjm [15]

Answer:

364.42 ft.

Step-by-step explanation:

For step 1 we should multiply pi by r and 2.

π x r x 2

For step 2 we should multiply pi by 58 and 2.

π x 58 x 2

In result, we should end up with 364.424748 ft. or for short 364.42 ft.

I hope I helped you... Have a great and nice day! :D

5 0
3 years ago
What the length of the hypotenuse
Free_Kalibri [48]

Answer:

73.43

Step-by-step explanation:

To find any hypotenuse use the Pythagorean theorem:a^{2} +b^{2} =c^{2}

  • First, square 36 (which would be 36 x 36) and square 64 (64 x 64).
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  • Find the square root of the total.
  • That's your answer :)
  • Or you can just run it through this: https://www.google.com/search?q=how+to+calculate+hypotenuse&oq=how+to+calculate+hypot&aqs=chrome.0.0j69i57j0l6.8070j0j7&sourceid=chrome&ie=UTF-8
7 0
3 years ago
A chocolate manufacturing company produces two types of chocolate: A and B. Ingredients required for manufacturing the products
Karolina [17]

Answer:

The maximum profit is when they make 10 units of A and 2 units of B.

Step-by-step explanation:

Let x is units of milk

Let y units of cacao

Given that :

The company's production plant has a total of 22 units of milk and 46 units of cacao available.

2x + y ≤ 22 (2 unit of milk for each of A and 1 for B; 22 units available)

4x + 3y ≤46 (4 unit of milk for each of A and 3 for B; 46 units available

Graph the constraint equations and find the point of intersection to determine the feasibility region.

The intersection point (algebraically, or from the graph) is (10, 2)

The objective function for the problem is the total profit, which is $6.2 per unit for A and $4.2 per unit for B: 6.2x + 4.2y.

Hence, we substitute (10, 2)  into the above function:

6.2*10 + 4.2*2 = 70.4

The maximum profit is when they make 10 units of A and 2 units of B.

3 0
2 years ago
Select all the lines that represent functions
fredd [130]

Answer:

B, C, D are functions

Step-by-step explanation:

Functions are those that do not share an x value.  Look at A.  x-values are used twice everywhere except the vertex.  This is not a function, it is just a relation.  B does not at any time share x-values, so this is a function.  C is also a function, and so is D.  F is a vertical line that shares the same x value throughout the whole line, so this is definitely not a function.

5 0
3 years ago
Assume that riding a bike burns 50 calories per mile. If you ride at a speed of 15 miles per hour, what is your average power ou
beks73 [17]
50 calories are consumed per milefor 15 miles per hour, calories consumed
= 50*15
=750 calories per hour, 
this is equal to 750/3600 
= 0.2083 calories/second, given that, 
1 calorie per sec 
= 4.19 watt, the average power output
= 0.2083*4.19
= 0.873 Watts
6 0
3 years ago
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