Mathematics, 13.03.2020 03:29 Jaedenaleinson
A social network provides a variety of statistics on its website that detail the growth and popularity of the site. On average, 21 percent of 18 to 34-year-olds check their social network profiles before getting out of bed in the morning. Suppose this percentage follows a normal distribution with a standard deviation of five percent. (a) Find the probability that the percent of 18 to 34-year-olds who check the social network before getting out of bed in the morning is at least 23. (Round your answer to four decimal places.)
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A social network provides a variety of statistics on its website that detail the growth and populari...
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