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If, in a sample of n = 16 selected from a normal population,
.png”> =
56 and S= 12, what is the value of tSTAT if you are testing the null hypothesisH0:m
= 50?
3. In problem 2 above, how many degrees of freedom are there in
the t-
test?
4. In problems 2 and 3 , what are the critical values of t
if the level of significance, 
.png”> is 0.05 and the alternative hypothesis, H1, is
m ? 50?
5. In problem 2, 3 and 4, what is your statistical decision if
the alternative hypothesis, H1 ism ? 50?
