MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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Answer the question
A random sample of 63 packs of potato chips weighed, on the average, 6.23 grams. The standard deviation
is 0.24 grams. Test the hypothesis that u = 6.5 grams against the alternative hypothesis, µ < 6.5 grams, at
the 0.05 level of significance.
а.
Rounding off to the nearest integer, z =
b.
In conclusion, the potato chips, on average, weighs:
O[less than 6.5 grams]
O[equal to 6.5 grams]
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Transcribed Image Text:A random sample of 63 packs of potato chips weighed, on the average, 6.23 grams. The standard deviation is 0.24 grams. Test the hypothesis that u = 6.5 grams against the alternative hypothesis, µ < 6.5 grams, at the 0.05 level of significance. а. Rounding off to the nearest integer, z = b. In conclusion, the potato chips, on average, weighs: O[less than 6.5 grams] O[equal to 6.5 grams]
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