Question: Use the central limit theorem to solve part (c) of Problem 2. Part (c) of Problem 2 How many students would have to take the

Use the central limit theorem to solve part (c) of Problem 2.
Part (c) of Problem 2
How many students would have to take the examination to ensure, with probability at least .9, that the class average would be within 5 of 75? Do not use the central limit theorem.

Step by Step Solution

★★★★★

3.50 Rating (167 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

Let Z be a sta... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Document Format (1 attachment)

588-S-C-L-T (120).docx

120 KBs Word File

Students Have Also Explored These Related Statistics Questions!

Part b of Example 7 used the central limit theorem to approximate the probability of coming out ahead if you bet $10 on red on each of 40 different roulette wheel spins. For each spin, the winnings...

Let Y be 2(n). Use the central limit theorem to demonstrate that W = (Y n)/2n has a limiting cdf that is N(0, 1).

A random sample of n items is to be taken from a distribution with mean and standard deviation . a. Use the Chebyshev inequality to determine the smallest number of items n that must be taken in...

Assignment 4A. Theory Component Show your work for this component. Where relevant, keep all your middle work as well as your final answer to a minimum of four decimals, unless otherwise stated. For...

4 Assignment 4 consists of a theory component (4A, worth 80%) and a computer component (4B, worth 20%). The grades allocated are summarized below. Assignment Grade weight Assignment 4A. Theory...

Is researching the amount of views and likes on a video descriptive or correlational

A student wants to determine if giving a teacher gifts causes the teacher to give less homework. He gives his math teacher a fancy calculator and his science teacher one million dollars. He does not...

I need help with Part A of this. Any help is greatly appreciated! The questions for part A are attached below. Assignment 4A. Theory Component Show your work for this component. Where relevant, keep...

Student: Brandy Freytag Date: 7/11/16 Instructor: Doug LeVeque, Beverly Wood Assignment: MSL Chapter 7 HW Course: MATH_211_1841_May_2016(LeVeque) 1. Two symbols are used for the mean: and x. a. Which...

Acme Delivery offers three different shipping rates for packages fewer than 5 pounds delivered from Maine to the West Coast: regular, $3; fast, $5; and lightning, $10. To test the quality of these...

Let A, B, and C be any three events defined on a sample space S. Show that (a) The outcomes in A (B C) are the same as the outcomes in (A B) (A C). (b) The outcomes in A (B C) are the same as...

E12.13 (LO 2) (Warranties) Early in 2025, Sheryl Crow Equipment sold 500 Rollomatics at 6,000 each. During 2025, Crow spent 20,000 servicing the 2-year assurance warranties that accompany the...

Run milk runs using small trucks (capacity of 10,000 units) from each supplier to multiple stores in Arizona. The small truck carrier charged $2,000 per shipment and $50 per delivery. Thus, a milk...

31. An urn initially contains ???? black and ???? white balls. At each stage we add ???? black balls and then withdraw, at random, ???? from the ???? + ???? + ????. Show that ????[number of white...

32. Prove Equation (6.1b).

33. A coin, which lands on heads with probability ????, is continually flipped. Compute the expected number of flips that are made until a string of ???? heads in a row is obtained. HINT: Condition...

19. Suppose that a U.S. FI has the following assets and liabilities: The promised one-year U.S. CD rate is 5 percent to be paid in dollars at the end of the year; the one-year, default risk-free...

QUESTION 34 A study randomly assigned adult subjects to one of three exercise treatments: (1) a single long exercise period five days per week; (2) several ten-minute exercise periods five days per...

You recently completed your undergraduate degree in Business Administration, majoring in Finance, at University of Scranton. You are now working at PPL Corporation, at their corporate headquarters,...