20 The following data show Android Cellular Phones s several menths: Number of Android 3 4 Find the mean and va Interpret the mean ar

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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4.
3.
20
2. The following data show the probability distribution of the number os
Android Cellular Phones sold daily in the Inday CP Shop during the past
several months:
Number of Android Phones (X)
Probability P(X)
0.
0.10
0.20
0.45
0.15
0.05
0.05
a. Find the mean and variance of the prebability distribution.
b. Interpret the mean and the variance of the problem.
Transcribed Image Text:4. 3. 20 2. The following data show the probability distribution of the number os Android Cellular Phones sold daily in the Inday CP Shop during the past several months: Number of Android Phones (X) Probability P(X) 0. 0.10 0.20 0.45 0.15 0.05 0.05 a. Find the mean and variance of the prebability distribution. b. Interpret the mean and the variance of the problem.
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