In a random sample of 300 Las Cruces residents who drive a domestic car, 50 reported owning a hybrid car, whereas another sample of 350 El Paso residents who drive a domestic car revealed 30 who owned a hybrid car. Assume a= .05 Suppose = 0.15 and p; = 0.1 What is the sample size required to have a power of 95? where q1-P, and 1- P Z table

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
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In a random sample of 300 Las Cruces residents who drive a domestic car, 50 reported owning a hybrid car, whereas another sample of 350
El Paso residents who drive a domestic car revealed 30 who owned a hybrid car. Assume a=.05
Suppose
P= 0.15 and p; = 0.1 What is the sample size required to have a power of 95?
where q=-P and -pP
Z table
Transcribed Image Text:In a random sample of 300 Las Cruces residents who drive a domestic car, 50 reported owning a hybrid car, whereas another sample of 350 El Paso residents who drive a domestic car revealed 30 who owned a hybrid car. Assume a=.05 Suppose P= 0.15 and p; = 0.1 What is the sample size required to have a power of 95? where q=-P and -pP Z table
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