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population. What is the probability that the sample proportion of households spending more than $125 a week is less than 0.33?

population. What is the probability that the sample proportion of households spending more than $125 a week is less than 0.33?

A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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A Food Marketing Institute found that 30% of households spend more than $125 a week on groceries. Assume the population proportion is 0.3 and a simple random sample of 283 households is selected from the population. What is the probability that the sample proportion of households spending more than $125 a week is less than 0.33?
Transcribed Image Text:A Food Marketing Institute found that 30% of households spend more than $125 a week on groceries. Assume the population proportion is 0.3 and a simple random sample of 283 households is selected from the population. What is the probability that the sample proportion of households spending more than $125 a week is less than 0.33?
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