Determine the p-value of a two-tailed test


In the study it was found that the average age of cable TV shoppers was 56 years. Assume you want to test the null hypotheses Ho: Mu =56 using sample of n=80 cable TV shoppers.

A) Determine the p-value of a two-tailed test of if x=57.2 and s=6.5

B) find the p-value of an upper-tailed test if x=57.2 and s=6.5

Round four decimal places

A) P= ?

B) P=?

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Basic Statistics: Determine the p-value of a two-tailed test
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