4. A Web site reported in 2018 that 43% of all Web traffic comes from laptops and desktops. Complete parts a through d b

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4 A Web Site Reported In 2018 That 43 Of All Web Traffic Comes From Laptops And Desktops Complete Parts A Through D B 1 (35.13 KiB) Viewed 83 times

4. A Web site reported in 2018 that 43% of all Web traffic comes from laptops and desktops. Complete parts a through d below based on if a random sample of 11 households was selected a. What is the probability that exactly two households used a laptop or desktop to access the web? The probability is (Round to four decimal places as needed.) b. What is the probability that less than three households used a laptop or desktop to access the web? The probability is (Round to four decimal places as needed.) c. What is the probability that more than five households used a laptop or desktop to access the web? The probability is (Round to four decimal places as needed.) d. What are the mean and standard deviation for this distribution? The mean for this distribution is (Type an integer or a decimal. Do not round.) The standard deviation for this distribution is (Round to four decimal places as needed.)