A random sample of size 15 is taken from a population assumed to be normal,and $\bar { X }$
= 1)2 and s = .6.Calculate a 98 percent confidence interval for ?.
A) $\left[ \begin{array} { l l }
.675 & 1.725
\end{array} \right]$
B) $[ .79411$ \quad$$ \quad$ .606 ]$
C) $\left[ \begin{array} { l l }
.876 & 1.524
\end{array} \right]$
D) $\left[ \begin{array} { l l }
.882 & 1.518
\end{array} \right]$

Question

A random sample of size 15 is taken from a population assumed to be normal,and $\bar { X }$
= 1)2 and s = .6.Calculate a 98 percent confidence interval for ?.
A) $\left[ \begin{array} { l l } 
.675 & 1.725
\end{array} \right]$
B) $[ .79411$ \quad$$ \quad$ .606 ]$
C) $\left[ \begin{array} { l l } 
.876 & 1.524
\end{array} \right]$
D) $\left[ \begin{array} { l l } 
.882 & 1.518
\end{array} \right]$

Quizplus · Accepted Answer

The Answer of A random sample of size 15 is taken from a population assumed to be normal,and $\bar { X }$
= 1)2 and s = .6.Calculate a 98 percent confidence interval for ?.
A) $\left[ \begin{array} { l l } 
.675 & 1.725
\end{array} \right]$
B) $[ .79411$ \quad$$ \quad$ .606 ]$
C) $\left[ \begin{array} { l l } 
.876 & 1.524
\end{array} \right]$
D) $\left[ \begin{array} { l l } 
.882 & 1.518
\end{array} \right]$

A Random Sample of Size 15 Is Taken from a Population