A farmer wants to test the effectiveness of a pest control method in allowing strawberry blooms to yield marketable strawberries. In a pilot study of a random sample of 100 blooms,77 yield marketable strawberries. What sample size should be used for a future study to ensure that the margin of error is less than 5 percentage points,95% of the time?
A farmer wants to test the effectiveness of a pest control method in allowing strawberry blooms to yield marketable strawberries. In a pilot study of a random sample of 100 blooms,77 yield marketable strawberries. What sample size should be used for a future study to ensure that the margin of error is less than 5 percentage points,95% of the time?
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 7CR
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A farmer wants to test the effectiveness of a pest control method in allowing strawberry blooms to yield marketable strawberries. In a pilot study of a random sample of 100 blooms,77 yield marketable strawberries. What sample size should be used for a future study to ensure that the margin of error is less than 5 percentage points,95% of the time?
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