A Coffeehouse Wishes to See If Customers Have Any Preference $$\chi ^ { 2 }$$

question 37

Multiple Choice

A coffeehouse wishes to see if customers have any preference among 5 different brands of coffee. A sample of 200 customers provided the data below. Calculate the chi-square test statistic χ $$\chi ^ { 2 }$$ to test the claim that the
Distribution is uniform.. $$\begin{array} { l | c l l l l } \text { Brand } & 1 & 2 & 3 & 4 & 5 \\\hline \text { Customers } & 30 & 65 & 18 & 32 & 55\end{array}$$

• A)37.45
• B)45.91
• C)48.91
• D)55.63

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Definitions:

Role-playing

A teaching or therapeutic technique that involves acting out roles, situations, or interactions to practice behaviors, solve problems, or analyze situations.

Reinforcement

In psychology, a process by which a behavior is strengthened or increased in frequency by a consequence that follows it.

Flooding

A psychological treatment method where patients are exposed to their phobias at full intensity to help overcome the fear response.

Obsessive-Compulsive Disorder

A mental disorder where people feel the need to check things repeatedly, perform certain routines repeatedly, or have certain thoughts repeatedly.