From the U.S. National Center for Education Statistics, data has been collected regarding the number of activities that the parent of a younger child get involved in. This data is presented below. No. of Activities OL234 0 1 a) b) Percentage 0.035 0.074 0.197 0.320 0.374 If a parent was chosen at random, what is the most likely outcome? Determine the average number of activities that parents of younger children get involved in.
From the U.S. National Center for Education Statistics, data has been collected regarding the number of activities that the parent of a younger child get involved in. This data is presented below. No. of Activities OL234 0 1 a) b) Percentage 0.035 0.074 0.197 0.320 0.374 If a parent was chosen at random, what is the most likely outcome? Determine the average number of activities that parents of younger children get involved in.
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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
Transcribed Image Text:Homework 3 - Expected Values of Random Variables
Problem #1 - Parental Involvement
From the U.S. National Center for Education Statistics, data has been collected regarding the number of activities
that the parent of a younger child get involved in. This data is presented below.
No. of Activities
0
1
2
3
4
a)
b)
Percentage
0.035
0.074
0.197
0.320
0.374
If a parent was chosen at random, what is the most likely outcome?
Determine the average number of activities that parents of younger children get involved in.
Expert Solution

Step 1
a)
Suppose the random variable x defines the number of activities.
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