Based on historical data in Oxnard college, we believe that 38% of freshmen do not visit their counselors regularly. For this year, you would like to obtain a new sample to estimate the proportiton of freshmen who do not visit their counselors regularly. You would like to be 98% confident that your estimate is within 2.5% of the true population proportion. How large of a sample size is required? Do not round mid-calculation.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section: Chapter Questions
Problem 8SGR
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Based on historical data in Oxnard college, we believe that 38% of freshmen do not visit their counselors
regularly. For this year, you would like to obtain a new sample to estimate the proportiton of freshmen who
do not visit their counselors regularly. You would like to be 98% confident that your estimate is within 2.5%
of the true population proportion. How large of a sample size is required? Do not round mid-calculation.
Transcribed Image Text:Based on historical data in Oxnard college, we believe that 38% of freshmen do not visit their counselors regularly. For this year, you would like to obtain a new sample to estimate the proportiton of freshmen who do not visit their counselors regularly. You would like to be 98% confident that your estimate is within 2.5% of the true population proportion. How large of a sample size is required? Do not round mid-calculation.
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