The following table presents the numbers of customers who - after 2 weeks of use - were satisfied $\begin{array}{ccccc}
\hline & \text { Brand A } & \text { Brand B } & \text { Brand C } & \text { Brand D } \
\hline \text { Satisfied } & 38 & 26 & 21 & 44 \
\text { Dissatisfied } & 3 & 9 & 13 & 9 \
\hline
\end{array}$

Can you conclude that the the satisfaction rate is related to the brand of computer? Use th $\alpha = 0.05$ level of significance.
A) Reject $H _ { 0 }$. It appears that the satisfaction rates differ among the computer brands.
B) Do not reject $H _ { 0 }$. There is insufficient evidence to conclude that the satisfaction rate differs among the computer brands.

Question

The following table presents the numbers of customers who - after 2 weeks of use - were satisfied $\begin{array}{ccccc}
\hline & \text { Brand A } & \text { Brand B } & \text { Brand C } & \text { Brand D } \
\hline \text { Satisfied } & 38 & 26 & 21 & 44 \
\text { Dissatisfied } & 3 & 9 & 13 & 9 \
\hline
\end{array}$

Can you conclude that the the satisfaction rate is related to the brand of computer? Use th $\alpha = 0.05$ level of significance.
A) Reject $H _ { 0 }$. It appears that the satisfaction rates differ among the computer brands.
B) Do not reject $H _ { 0 }$. There is insufficient evidence to conclude that the satisfaction rate differs among the computer brands.

Quizplus · Accepted Answer

The differences in the numbers of satisfied versus dissatisfied customers across the brands suggest that satisfaction rates may indeed vary by brand, indicating a potential relationship between brand and satisfaction rate.

The Following Table Presents the Numbers of Customers Who -