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Question

A food marketing Institute found that 33% of household spend more than $125 a week on groceries assume the population proportion is 0.33 and a simple random sample of 412 households is selected from the population. What is the probability that the sample of proportion of household spending more than $125 a week is less than 0.31.?

There is a [blank] probability that the sample proportion of households are spending more than $125 a week is less than 0.31 round the answer to four decimal places.

Answer 1

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Dr. Christal-Joy Turner