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A Food Marketing Institute found that 27% of households spend more than $125 a week on groceries. Assume the population proportion is 0.27 and a
A Food Marketing Institute found that 27% of households spend more than $125 a week on groceries. Assume the population proportion is 0.27 and a simple random sample of 371 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 0.25?
Note: You should carefully round any intermediate values you calculate to 4 decimal places to match wamap's approach and calculations.
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