A study found that 80% of teenagers use social media on a regular basis. John wants to investigate if the proportion of students at his large high school who use social media is different. He takes a random sample of 90 students and finds that 63 of them use social media on a regular basis. Which hypotheses would test if the proportion of students at his high school who use social media on a regular basis is different than 0.80?

A study found that 80% of teenagers use social media on a regular basis. John wants to investigate if the proportion of students at his large high school who use social media is different. He takes a random sample of 90 students and finds that 63 of them use social media on a regular basis. Which hypotheses would test if the proportion of students at his high school who use social media on a regular basis is different than 0.80?

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section: Chapter Questions

Problem 8CR

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