A Proofreader Checked 160 Ads for Grammatical Errors Using a Goodness-Of-Fit Test to Determine Whether This Distribution Is

question 56

Multiple Choice

A proofreader checked 160 ads for grammatical errors. The sample frequency distribution is shown: $$\begin{array} { | l | c | c | c | c | } \hline \text { Number of Errors } & 0 & 1 & 2 & 3 \\\hline \text { Observed Frequency } & 10 & 65 & 71 & 14 \\\hline\end{array}$$ Using a goodness-of-fit test to determine whether this distribution is uniform would result in a chi-square test statistic of approximately:

• A)55.
• B)79.
• C)85.
• D) 161.

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Definitions:

Tyranny

Absolute power that is often wielded unjustly or cruelly.

Perfection Syndrome

The psychological pattern of striving for flawlessness and setting excessively high-performance standards, accompanied by overly critical self-evaluations and concerns regarding others' evaluations.

Detached

Emotional state of being disengaged or disconnected from others, often as a protective or defensive mechanism.

Superiority

The belief or condition of being superior to others; in psychology, Adler used it to describe a motivating force behind human behavior.