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Facebookprovides a variety of statistics on its Web site that detail the growth and popularity of the site. On average, 28 percent of 18 to
Facebookprovides a variety of statistics on its Web site that detail the growth and popularity of the site.
On average, 28 percent of 18 to 34 year olds check theirFacebookprofiles before getting out of bed in the morning. Suppose this percentage follows a normal distribution with a standard deviation of five percent.
Question:Find the probability that the percent of 18 to 34-year-olds who checkFacebookbefore getting out of bed in the morning is at least 30. Round to nearest hundredth
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