A study uses a random sample of size 15. The test statistic for testing Upper H...

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A study uses a random sample of size 15. The test statistic for testing Upper H...

A study uses a random sample of size 15. The test statistic for testing Upper H 0 : mu equals 12 versus Upper H Subscript a Baseline : mu not equals 12 is t equals negative 2.5 . Find the approximate P-value. Round your answer to two decimal places.

math Statistics-And-Probability

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Answer 1

Answer #1

Solution :

Given that,

This is the two tailed test ,

t = -2.5

n = 15

df = 15 - 1 = 14

P-value = 0.0255

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Answer 2

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