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A Sample of Experienced Typists Revealed That Their Mean Typing

Question 29

Multiple Choice

A sample of experienced typists revealed that their mean typing speed is 87 words per minute and the median typing speed is 73 words per minute. The standard deviation of typing speed is 16.9 words per minute. What is the Pearson coefficient of skewness?


A) −2.5
B) −4.2
C) +4.2
D) +2.5

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