The president of Doerman Distributors, Inc., believes that 29% of the firm's orders come from first-time customers. A simple random sample of 100 orders will be used to estimate the proportion of first-time customers. Use z-table. a. Assume that the president is correct and p=0.29. What is the sampling distribution of p for this study? b.What is the probability that the sample proportion will be between .18 and .40 (to 4 decimals)? c. What is the probability that the sample proportion will be between .23 and .35 (to 4 decimals)?
The president of Doerman Distributors, Inc., believes that 29% of the firm's orders come from first-time customers. A simple random sample of 100 orders will be used to estimate the proportion of first-time customers. Use z-table. a. Assume that the president is correct and p=0.29. What is the sampling distribution of p for this study? b.What is the probability that the sample proportion will be between .18 and .40 (to 4 decimals)? c. What is the probability that the sample proportion will be between .23 and .35 (to 4 decimals)?
MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
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The president of Doerman Distributors, Inc., believes that 29% of the firm's orders come from first-time customers. A simple random sample of 100 orders will be used to estimate the proportion of first-time customers. Use z-table.
a. Assume that the president is correct and p=0.29. What is the sampling distribution of p for this study?
b.What is the
c. What is the probability that the sample proportion will be between .23 and .35 (to 4 decimals)?
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