An online news source reports that the proportion of smart phone owners who use a certain operating system is 0.216. A a sample size of 50 people will be taken to see what type of phone they have. What is the mean of this sampling distribution? A. 0.784 B. 0.216 C. 50

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 5E
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An online news source reports that the proportion of smart phone owners who use a certain operating system is 0.216. A a sample size of 50 people will be taken to see what type of phone they have. What is the mean of this sampling distribution?

A. 0.784

B. 0.216

C. 50

 

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