In a study of teen cell phone use, 117 high school students were observed as they drove out of their high school parking lot after school. Of these drivers, 46 were already talking on their cell phones as they drove out. What is the most probable purpose of this study? A) To find out what percent of high school students have cell phones. B) To find out what percent of cell phone users are high school students.
In a study of teen cell phone use, 117 high school students were observed as they drove out of their high school parking lot after school. Of these drivers, 46 were already talking on their cell phones as they drove out. What is the most probable purpose of this study? A) To find out what percent of high school students have cell phones. B) To find out what percent of cell phone users are high school students.
Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter11: Data Analysis And Displays
Section11.4: Two-ways Tables
Problem 5E
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In a study of teen cell phone use, 117 high school students were observed as they drove out of their
high school parking lot after school. Of these drivers, 46 were already talking on their cell phones as they drove out. What is the most probable purpose of this study?
A) To find out what percent of high school students have cell phones.
B) To find out what percent of cell phone users are high school students.
C) To find out what percent of high school students use cell phones while driving.
D) To find out what percent of high school students with cell phones drive cars to school.
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