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According to the Polk Company a survey of households using

According to the Polk Company, a survey of households using the Internet in buying or leasing cars reported that 81% were seeking information about prices. In addition, 44% were seeking information about products offered.

Suppose 75 randomly selected households who are using the Internet in buying or leasing cars are contacted.

a. What is the expected number of households who are seeking price information?

b. What is the expected number of households who are seeking information about products offered?

c. What is the probability that 67 or more households are seeking information about prices?

d. What is the probability that fewer than 23 households are seeking information about products offered?

Suppose 75 randomly selected households who are using the Internet in buying or leasing cars are contacted.

a. What is the expected number of households who are seeking price information?

b. What is the expected number of households who are seeking information about products offered?

c. What is the probability that 67 or more households are seeking information about prices?

d. What is the probability that fewer than 23 households are seeking information about products offered?

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