Question: Kenneth, a competitor in cup stacking, claims that his average stacking time is8.2seconds. During a practice session, Kenneth has a sample stacking time mean of7.8seconds
Kenneth, a competitor in cup stacking, claims that his average stacking time is8.2seconds. During a practice session, Kenneth has a sample stacking time mean of7.8seconds based on11trials. At the4%significance level, does the data provide sufficient evidence to conclude that Kenneth's mean stacking time is less than8.2seconds? Accept or reject the hypothesis given the sample data below.
H0:=8.2seconds;Ha:<8.2seconds
=0.04(significance level)
z0=1.75
p=0.0401
Select the correct answer below
a. Do not reject the null hypothesis because thep-value0.0401is greater than the significance level=0.04.
b. Reject the null hypothesis because thep-value0.0401is greater than the significance level=0.04.
c. Reject the null hypothesis because the value ofzis negative.
d. Reject the null hypothesis because|1.75|>0.04.
e. Do not reject the null hypothesis because|1.75|>0.04.
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