The following information was obtained from matched samples taken from two populations.Assume the population of differences is normally distributed. $\begin{array}{lll}
\text { Individual } & \text { Method 1 } & \text { Method 2 } \
1 & 7 & 5 \
2 & 5 & 9 \
3 & 6 & 8 \
4 & 7 & 7 \
5 & 5 & 6
\end{array}$
The 95% confidence interval for the difference between the two population means is
A) -3.776 to 1.776.
B) -2.776 to 2.776.
C) -1.776 to 2.776.
D) -1.776 to 1.776.

Question

The following information was obtained from matched samples taken from two populations.Assume the population of differences is normally distributed. $\begin{array}{lll}
\text { Individual } & \text { Method 1 } & \text { Method 2 } \
1 & 7 & 5 \
2 & 5 & 9 \
3 & 6 & 8 \
4 & 7 & 7 \
5 & 5 & 6
\end{array}$ 
The 95% confidence interval for the difference between the two population means is
A) -3.776 to 1.776.
B) -2.776 to 2.776.
C) -1.776 to 2.776.
D) -1.776 to 1.776.

Quizplus · Accepted Answer

The Answer of The following information was obtained from matched samples taken from two populations.Assume the population of differences is normally distributed. $\begin{array}{lll}
\text { Individual } & \text { Method 1 } & \text { Method 2 } \
1 & 7 & 5 \
2 & 5 & 9 \
3 & 6 & 8 \
4 & 7 & 7 \
5 & 5 & 6
\end{array}$ 
The 95% confidence interval for the difference between the two population means is
A) -3.776 to 1.776.
B) -2.776 to 2.776.
C) -1.776 to 2.776.
D) -1.776 to 1.776.

The Following Information Was Obtained from Matched Samples Taken from Two