Bullying Bullying is a problem at any age but especially for students aged 12 to 18. A study showed that 7.2% of all students in this age bracket reported being bullied at school during the past six months with 6th grade having the highest incidence at 13.9% and 12th grade the lowest at 2.2%. To see if there is a difference between public and private schools, 157 students were randomly selected from each. At the 0.10 level of significance, can a difference be concluded? Sample size: Number bullied Private 157 24 Public 157 14 Use p₁ for the proportion of private school students who have been bullied.
Bullying Bullying is a problem at any age but especially for students aged 12 to 18. A study showed that 7.2% of all students in this age bracket reported being bullied at school during the past six months with 6th grade having the highest incidence at 13.9% and 12th grade the lowest at 2.2%. To see if there is a difference between public and private schools, 157 students were randomly selected from each. At the 0.10 level of significance, can a difference be concluded? Sample size: Number bullied Private 157 24 Public 157 14 Use p₁ for the proportion of private school students who have been bullied.
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
Related questions
Question
(i) State the hypotheses and determine if the hypothesis test is one tailed or two tailed.
(ii) Find the P-value. Round your answer to at least four decimal places.
(iii) Make the decision and summarize the results.
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