A bottled water distributor wants to determine whether the mean amount of water contained in 1-gallon bottles purchased from a nationally known water bottling company is actually 1 gallon. You know from the water bottling company specifications that the standard deviation of the amount of water is 0.02 gallon. You select a random sample of 45 bottles, and the mean amount of water per 1-gallon bottle is 0.995 gallon. Complete parts (a) through (d) below. Let u be the population mean. Determine the null hypothesis, Ho, and the alternative hypothesis, H,. Ho: H 1 %3D What is the test statistic? ZSTAT 1.68 (Round to two decimal places as needed.) What is/are the critical value(s)? (Use a= 0.05.)

A bottled water distributor wants to determine whether the mean amount of water contained in 1-gallon bottles purchased from a nationally known water bottling company is actually 1 gallon. You know from the water bottling company specifications that the standard deviation of the amount of water is 0.02 gallon. You select a random sample of 45 bottles, and the mean amount of water per 1-gallon bottle is 0.995 gallon. Complete parts (a) through (d) below. Let u be the population mean. Determine the null hypothesis, Ho, and the alternative hypothesis, H,. Ho: H 1 %3D What is the test statistic? ZSTAT 1.68 (Round to two decimal places as needed.) What is/are the critical value(s)? (Use a= 0.05.)

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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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.

Question

A bottled water distributor wants to determine whether the mean amount of water contained in 1-gallon
bottles purchased from a nationally known water bottling company is actually 1 gallon. You know from
the water bottling company specifications that the standard deviation of the amount of water is 0.02
gallon. You select a random sample of 45 bottles, and the mean amount of water per 1-gallon bottle is
0.995 gallon. Complete parts (a) through (d) below.
Let u be the population mean. Determine the null hypothesis, Ho, and the alternative hypothesis, H,.
Ho: H
1
%3D
H4: µ ± 1
What is the test statistic?
ZSTAT
1.68 (Round to two decimal places as needed.)
What is/are the critical value(s)? (Use a = 0.05.)
(Round to two decimal places as needed Use a comma to senarate

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