Data sample volume 1 15 5 2 16 6 3 15 5 4 16 1 5 14 4 A bottling comp...

Data: sampleÂ Â volume 1 15.5 2 16.6 3 15.5 4 16.1 5 14.4 A bottling company claims that the mean amount of...

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Data:
sampleÂ Â volume
1 15.5
2 16.6
3 15.5
4 16.1
5 14.4
A bottling company claims that the mean amount of fluid in itsbeverage bottles is 16 oz. It's known that the amount of fluid isnormally distributed. The amount of fluid of a sample of 9 ninebottles is shown above:
a) Test the company's claim at a .05 level of significance Whatis the value of the statistic?
b) Calculate a 94% Lower Confidence bound(1-sided)Â Â for the mean amount of fluid.
c)Â Â What minimum sample size is needed to detect ashift equal to 1 standard deviation, if the required power is .99and the level of significance is .01
Assume we want a two-sided test.
Solve using R studio, must include code

6Â Â 15.7
7Â Â 15.4
8Â Â 14.5
9Â Â 15.5

Answer & Explanation Solved by verified expert

4.3 Ratings (837 Votes)

R code volc155166155161144157154145155 n9 testttestvolmu16 test ci94ttestvolmu16conflevel 094 ci94 alpha001 Shift of size 1 sd so denominator 1 minsamplesizeqt105alphan12varvol minsamplesize OUTPUT See Answer

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