Question
Find the p-value for the following hypothesis test. H 0 : μ = 20 , H...
Find the p-value for the following hypothesis test. H 0 : μ = 20 , H 1 : μ < 20 , n = 64 , x ¯ = 18.75 , σ = 6.4.
Homework Answers
Answer #1
this is a left tailed test.
as the population sd is known we will do 1 sample z test for mean.
test statistic be:-
p value be:-
[ in any blank cell of excel type =NORMSDIST(-1.5625) 
press enter]
*** if you have any doubt regarding the problem please write it in the comment box.if you are satisfied please give me a LIKE if possible...
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