A research company claims that 55% of American watch TV. You test this claim by randomly sampling 425 people; 255 people say they watch TV. What is the z-score for the population proportion? 2.07 O -2.07 1.645 O -1.96
A research company claims that 55% of American watch TV. You test this claim by randomly sampling 425 people; 255 people say they watch TV. What is the z-score for the population proportion? 2.07 O -2.07 1.645 O -1.96
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.4: Collecting Data
Problem 3E
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