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Chapter 8: Q 29. (page 522)

Rating school food Latoya wants to estimate the proportion of the seniors

at her boarding school who like the cafeteria food. She interviews an SRS of 50of the 175 seniors and finds that 14 think the cafeteria food is good.

Short Answer

Expert verified

Sample size condition of10%do not meet.

Step by step solution

01

Given Information

The population is 175.

n=50

02

Explanation

As Latoya selected an SRS of students, condition of random selection is satisfied.

Sample needs to be less than 10%of population.

50exceeds 10%of 175. Condition do not meet.

Condition which is met isnp=14鈮�10andn(1-p)=36鈮�10

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Most popular questions from this chapter

After deciding on a 95% confidence level, the researcher is deciding between a sample of size n=500 and a sample of size n=1000. Compared with using a sample size of n=500, a confidence interval based on a sample size of n=1000 will be

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