question1

label Statistics
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schedule 1 Day
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Oct 18th, 2017

Null hypothesis: μ = 3 pounds per week 
Alternative hypothesis: μ ≠ 3 pounds per week

SE = s / sqrt(n) = 0.5 / sqrt(15) = 0.1291
DF = n - 1 = 15 - 1 = 14 
t = (x - μ) / SE = (2.8 - 3)/0.1291 = -1.5491

p = 2.145

Apr 16th, 2015

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Oct 18th, 2017
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Oct 18th, 2017
Oct 18th, 2017
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