John believes that two brands of AA batteries last about the same about of time. The following is the length of time (in hours) 10 batteries from each brand lasted:
What is H0:
What is Ha:
What is the p-value? Round answer to three decimal places (i.e. 0.123)? Answer
At a level of significance (alpha) of 0.05, what is your decision?
reject the null hypothesis
accept the null hypothesis
fail to reject the null hypothesis
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