The Grocery Manufacturers of America reported that 76% of consumers read the ingredients listed on a products
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The Grocery Manufacturers of America reported that 76% of consumers read the ingredients listed on a product’s label. Assume the population proportion is p = .76 and a sample of 400 consumers is selected from the population.
a. Show the sampling distribution of the sample proportion ṕ where ṕ is the proportion of the sampled consumers who read the ingredients listed on a product’s label.
b. What is the probability that the sample proportion will be within ± .03 of the population proportion?
c. Answer part (b) for a sample of 750 consumers.
The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...
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Related Book For
Essentials Of Statistics For Business And Economics
ISBN: 9781305081598
7th Edition
Authors: David Anderson, Thomas Williams, Dennis Sweeney, Jeffrey Cam
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