Fundamentals of Statistics (5th Edition)
Fundamentals of Statistics (5th Edition)
5th Edition
ISBN: 9780134508306
Author: Michael Sullivan III
Publisher: PEARSON
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Estimation
A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.
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Chapter B.2, Problem 15AYU

Peanuts A jar of peanuts is supposed to have 16 ounces of peanuts. The filling machine inevitably experiences fluctuations in filling, so a quality-control manager randomly samples 12 jars of peanuts from the storage facility and measures their contents. She obtains the following data:

Chapter B.2, Problem 15AYU, Peanuts A jar of peanuts is supposed to have 16 ounces of peanuts. The filling machine inevitably

  1. (a) Verify that the data are normally distributed by constructing a normal probability plot.
  2. (b) Determine the sample standard deviation.
  3. (c) Construct a 90% confidence interval for the population standard deviation of the number of ounces of peanuts.
  4. (d) The quality control manager wants the machine to have a population standard deviation below 0.20 ounce. Does the confidence interval validate this desire?
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Chapter B.2 Solutions

Fundamentals of Statistics (5th Edition)

Ch. B.2 - True or False: The chi-square distribution is...Ch. B.2 - Prob. 2AYUCh. B.2 - Prob. 3AYUCh. B.2 - Prob. 4AYUCh. B.2 - Prob. 5AYUCh. B.2 - Prob. 6AYUCh. B.2 - In Problems 58, find the critical values 1/22 and...Ch. B.2 - Prob. 8AYUCh. B.2 - Prob. 9AYUCh. B.2 - A simple random sample of size n is drawn from a...
Ch. B.2 - NW 11. pH of Rain The following data represent the...Ch. B.2 - Travel Taxes Travelers pay taxes for flying, car...Ch. B.2 - Crash Test Results The following data represent...Ch. B.2 - Crawling Babies The following data represent the...Ch. B.2 - Peanuts A jar of peanuts is supposed to have 16...Ch. B.2 - Investment Risk Investors not only desire a high...Ch. B.2 - Critical Values Sir R. A. Fisher, a famous...
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