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Finding the Mean, Variance, and Standard
Chapter 4, Problem 34E(choose chapter or problem)
QUESTION:
(a) find the mean, variance, and standard deviation of the probability distribution, and (b) interpret the results.
The histogram shows the reviewer ratings on a scale from 1 (lowest) to 5 (highest) of a product on a retail website.
Questions & Answers
QUESTION:
(a) find the mean, variance, and standard deviation of the probability distribution, and (b) interpret the results.
The histogram shows the reviewer ratings on a scale from 1 (lowest) to 5 (highest) of a product on a retail website.
ANSWER:
Step 1 of 5
Given:
The histogram displays the reviewer ratings for a product on a retail website on a scale of 1 (lowest) to 5 (highest).