The Following Table Presents the Numbers of Customers Who -

question 5

Multiple Choice

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

Can you conclude that the the satisfaction rate is related to the brand of computer? Use thi $\alpha = 0.05$ level of significance.

• A) Do not reject \(H _ { 0 }\). There is insufficient evidence to conclude that the satisfaction rate differs among the computer brands.
• B) Reject \(H _ { 0 }\). It appears that the satisfaction rates differ among the computer brands.