A smart phone manufacturer is interested in constructing a 95% confidence interval for the proportion of smart phones that break before the warranty expires. 94 of the 1654 randomly selected smart phones broke before the warranty expired. Round answers to 4 decimal places where possible. a. With 95% con fidence the proportion of all smart phones that break before the warran ty expi is between and b. If many groups of 1654 randomly selected smart phones are selected, then a differen t confidence interval would be produced for each group. About percent of these confidence intervals will contain the true population proportion of all smart phones that break before the warran ty expires and about percent will not contain the true population proportion.
A smart phone manufacturer is interested in constructing a 95% confidence interval for the proportion of smart phones that break before the warranty expires. 94 of the 1654 randomly selected smart phones broke before the warranty expired. Round answers to 4 decimal places where possible. a. With 95% con fidence the proportion of all smart phones that break before the warran ty expi is between and b. If many groups of 1654 randomly selected smart phones are selected, then a differen t confidence interval would be produced for each group. About percent of these confidence intervals will contain the true population proportion of all smart phones that break before the warran ty expires and about percent will not contain the true population proportion.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 13PT
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