What percent of the students who responded were Facebook users? What percent of the students in the sample were aged 28 or older? What percent of the students who responded were older Facebook users?
What percent of the students who responded were Facebook users? What percent of the students in the sample were aged 28 or older? What percent of the students who responded were older Facebook users?
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Question
- Is there a relationship between Facebook use and age among college students? The following two-way table displays data for the 219 students who responded to the
Age
|
Younger (18–22) |
Middle (23–27) |
Older (28 and up) |
|
Facebook user? |
Yes |
78 |
49 |
21 |
|
No |
4 |
21 |
46 |
- What percent of the students who responded were Facebook users?
- What percent of the students in the sample were aged 28 or older?
- What percent of the students who responded were older Facebook users?
- What percent of the Facebook users in the sample were younger students?
- Find the distribution of Facebook use for each of the three age groups. Make a stacked bar graph to compare these
- Describe what the graph in part (e) reveals about the association between age and Facebook
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