A survey found that out of 800 workers, 150 said they were interrupted by frank phone calls. Find the 95% confidence interval of the population proportion of workers who are interrupted by these calls

A survey found that out of 800 workers, 150 said they were interrupted by frank phone calls. Find the 95% confidence interval of the population proportion of workers who are interrupted by these calls

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section11.5: Interpreting Data

Problem 1C

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Concept explainers

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.

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A survey found that out of 800 workers, 150 said they were interrupted by frank
phone calls. Find the 95% confidence interval of the population proportion of workers
who are interrupted by these calls.

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