Mean and standard deviation for frequency distribution

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Reference no: EM1314121

An Industrial psychologist administered personality inventory test for passive-aggressive traits to 150 employees. Individuals were rated on a score from 1 to 5, where 1 was extremely passive and 5 extremely aggressive. A score of 3 indicated neither trait Construct a probability distribution for the random variable x. Then graph the distribution using a histogram. Calculate the mean and standard deviation.

Reference no: EM1314121

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