0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0.0 Female Male Female Male Female Male Daily Weekly Less often Proportion

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
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For a Statistics class project at a large high school, a
senior asked a random sample of students how often they
use social networking sites. The relative frequencies of
responses by male and female students are displayed in
the bar chart below.Which of the following statements can be supported by
the display?
A) More females use social networking sites than males.
B) In general, females use the sites more often than
males.
C) Approximately the same number of males and
females were surveyed.
D) About 43% of all students surveyed said they use
social networking sites weekly.
E) There appears to be no association between gender
and frequency of use of social networking sites.

0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
Female Male
Female Male
Female Male
Daily
Weekly
Less often
Proportion
Transcribed Image Text:0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0.0 Female Male Female Male Female Male Daily Weekly Less often Proportion
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