How to find calculate this?

Question

Calculate the test statistic (and for Excel users, the p-value) when x ̅ = 145, #s = 50#, and #n =100#. Use a #5% #significance level.
#H_0: μ = 150#
#H_1: μ < 150 #

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Answer 1 · 2017-12-02T12:31:51

test statistic = #-1#

p-value = 0.1587 (using z) or 0.1599 (using t)

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