The histogram shows the reviewer ratings on a scale from 1 (lowest) to 5 (highest) of a recently published book. Reviewer Ratings 0.5- 0.439 (a) Find the mean, variance, and standard deviation of the probability distribution. (b) Interpret the results. 0.4 0.3- 0.2 0.1- 0.020 0.0 0.243 0.213 0.085 1 2 3 4 Rating (a) The mean is (Type an integer or a decimal. Do not round.) The variance is (Round to two decimal places as needed.) The standard deviation is ten (Round to two decimal places as needed.) eso (b) Interpret the results. Select all that apply. A. The average rating for the book is approximately 4 cces B. The average rating for the book is approximately 1. ucces C. Most of the ratings differ from the average rating by about 3 or 4 D. Most of the ratings differ from the average rating by about 1 or 2 ia Libr Optio ? Click to select your answer(s). ons Tools 11:59pm T NOV *tv W MacBook Pro Probability 5
The histogram shows the reviewer ratings on a scale from 1 (lowest) to 5 (highest) of a recently published book. Reviewer Ratings 0.5- 0.439 (a) Find the mean, variance, and standard deviation of the probability distribution. (b) Interpret the results. 0.4 0.3- 0.2 0.1- 0.020 0.0 0.243 0.213 0.085 1 2 3 4 Rating (a) The mean is (Type an integer or a decimal. Do not round.) The variance is (Round to two decimal places as needed.) The standard deviation is ten (Round to two decimal places as needed.) eso (b) Interpret the results. Select all that apply. A. The average rating for the book is approximately 4 cces B. The average rating for the book is approximately 1. ucces C. Most of the ratings differ from the average rating by about 3 or 4 D. Most of the ratings differ from the average rating by about 1 or 2 ia Libr Optio ? Click to select your answer(s). ons Tools 11:59pm T NOV *tv W MacBook Pro Probability 5
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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