A random sample of 15 observations provided and s = 12. a) Test H0: ? = 190 versus H1: ? < 190 at ?
Question: A random sample of 15 observations provided 
and s = 12.
a) Test H0: μ = 190 versus H1: μ < 190 at α = .05. State your assumption about the population distribution.
b) What can you say about the P–value of the test statistic calculated in part (a)?
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