Asked by Ricky
an employment information service reports that the mean annual salary for full time male workers ages 25 to 34 with a bachelor's degree is $48718. in a random sample of 12 full time males workers ages 25 to 34 with a bachelor's degree, the mean annual salary is $47164 and the standard deviation is $6500.can you reject the service's claim? use ¦Á =0.05. assume the population is normally distributed.
Answers
Answered by
Kuai
z = (48718-47164)/(6500/sqrt(12))
z = .828
which one test right-tailed, left
-tailed, or tow-tailed.
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