Figure for Exercise 34 Probability Reviewer Ratings P(x) 0.925 0.90 0.80 0.70 0.60 0.50- 0.40 0.30 0.20 0.005 0.10 0.009 0.007 0.055 x 1 2 3 4 5 Rating 34. Reviewer Ratings The histogram shows the reviewer ratings on a scale from 1 (lowest) to 5 (highest) of the Sony PlayStation 5. (Source: Best Buy)

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
Problem 8PPS
Question

Finding the Mean, Variance, and Standard Deviation In Exercises 34 (a) find the mean, variance, and standard deviation of the probability distribution, and (b) interpret the results.

Figure for Exercise 34
Probability
Reviewer Ratings
P(x)
0.925
0.90
0.80
0.70
0.60
0.50-
0.40
0.30
0.20
0.005
0.10
0.009
0.007 0.055
x
1
2
3
4
5
Rating
34. Reviewer Ratings The histogram shows the reviewer ratings on a scale from 1 (lowest) to
5 (highest) of the Sony PlayStation 5. (Source: Best Buy)
Transcribed Image Text:Figure for Exercise 34 Probability Reviewer Ratings P(x) 0.925 0.90 0.80 0.70 0.60 0.50- 0.40 0.30 0.20 0.005 0.10 0.009 0.007 0.055 x 1 2 3 4 5 Rating 34. Reviewer Ratings The histogram shows the reviewer ratings on a scale from 1 (lowest) to 5 (highest) of the Sony PlayStation 5. (Source: Best Buy)
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