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A Food Marketing Institute found that 28% of households spend more than $125 a week on...

A Food Marketing Institute found that 28% of households spend more than $125 a week on groceries. Assume the population proportion is 0.28 and a simple random sample of 436 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 0.3?

There is a  probability that the sample proportion of households spending more than $125 a week is less than 0.3. Round the answer to 4 decimal places.to find answer

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Expert Solution

=P[Z<0.93]

=0.82384

orchestra answered 2 years ago
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