The Following Table Presents the Numbers of Customers Who -

question 53

Essay

The following table presents the numbers of customers who - after 2 weeks of use - were
e $\begin{array}{ccccc}\hline & \text { Brand A } & \text { Brand B } & \text { Brand C } & \text { Brand D } \\\hline \text { Satisfied } & 28 & 22 & 37 & 47 \\\text { Dissatisfied } & 9 & 16 & 3 & 12 \\\hline\end{array}$

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

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Definitions:

Hypochondriasis

A psychological disorder characterized by excessive preoccupation with the fear of having a serious illness, despite medical reassurance.

Bodily Sensations

Feelings or perceptions related to the physical condition or state of the body, often linked to the five senses.

Stomach Cancer

A disease characterized by the abnormal growth of cells in the lining of the stomach that can lead to serious health complications.

Conversion Disorder

A psychological condition in which emotional distress or unconscious conflict is expressed through physical symptoms without a medical cause.