Can someone help me with this problem 63abiiiiii Thank you C

Can someone help me with this problem 63(a,b,i,ii,iii)

Thank you

Can someone help me with this problem 63(a,b,i,ii,iii) Thank you

Solution

9.63.

As n =16<30, t statistic is the appropriate test statistic

df = 15

Rejection region (Right tailed test)

i) 0.01 -- >2.602

ii) 0.025 -->2.131

iii) 0.05 -- Greater than 1.753

iv) 0.10-- Greater than 1.341