A random sample of 72 households was selected for a phone survey. The key question asked was, "Do you or any member of your household own a produc Company A?" Of the 72 respondents, 18 said yes and 54 said no. a. Determine the sample proportion, p, of households that own a Company A product. b. If the population proportion is 0.75, determine the standard error of the propor::on. a, p= 0.25 (Round to two decimal places as needed.) b. o, = 0.1636| (Round to four decimal places as needed.)

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A random sample of 72 households was selected for a phone survey. The key questior: asked was, "Do you or any member of your household own a product from
Company A?" Of the 72 respondents, 18 said yes and 54 said no.
a. Determine the sample proportion, p, of households that own a Company A product.
b. If the population proportion is 0.75, determine the standard error of the propor:ion.
a, p= 0.25 (Round to two decimal places as needed.)
b. o,
0.1636 (Round to four decimal places as needed.)
Transcribed Image Text:A random sample of 72 households was selected for a phone survey. The key questior: asked was, "Do you or any member of your household own a product from Company A?" Of the 72 respondents, 18 said yes and 54 said no. a. Determine the sample proportion, p, of households that own a Company A product. b. If the population proportion is 0.75, determine the standard error of the propor:ion. a, p= 0.25 (Round to two decimal places as needed.) b. o, 0.1636 (Round to four decimal places as needed.)
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