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Mathematics, 21.02.2020 20:52 sammilower04

The Food Marketing Institute shows that 17% of households spend more than $100 per week on groceries. Assume the population proportion is p=.17 and a simple random sample of 800 households will be selected from the population.
a. Show the sampling distribution of p¯, the sample proportion of households spending more than $100 per week on groceries. b. What is the probability that the sample proportion will be within ±.02 of the population proportion?c. Answer part (b) for a sample of 1600 households.

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