mpany is actually 1 gallon. You know water bottling company specifications that the standard deviation of the amount of water is 0.006 You select a random sample of 45 bottles, and the mean amount of water per 1-gallon bottle is 0.9 Complete parts (a) through (e) below. ... c. Construct a 95% confidence interval estimate of the population mean amount of water per 1-galle bottle. Sμs (Round to four decimal places as needed.)

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
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Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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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 0.006 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 (e) below.
c. Construct a 95% confidence interval estimate of the population mean amount of water per 1-gallon
bottle.
(Round to four decimal places as needed.)
SHS
22
Transcribed Image Text: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 0.006 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 (e) below. c. Construct a 95% confidence interval estimate of the population mean amount of water per 1-gallon bottle. (Round to four decimal places as needed.) SHS 22
Expert Solution
Step 1

We have given that, 

Sample size (x̄) = 0.995, standard deviation (s) = 0.006 and sample size (n)= 45

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