One. One statistic (58%) was about using text messages to contact their closest friend if the teen has a smartphone. What population does this apply to? [Related to concept apply to page 546] Many supermarkets offer «loyalty cards» to repeat shoppers. By swiping the card at checkout, a shopper receives discounted prices for certain products, and the supermarket compiles information about all buyers` purchases. Some supermarkets have gone from the same price reductions for all shoppers to different discounts for shoppers based on purchase history. A supermarket manager who uses this approach said, «It`s about understanding elasticity at the household level.» Is the use of loyalty cards, which give the same discounts to each buyer who uses them, a form of price discrimination? Explain it briefly. Why is EBIT generally considered independently of the leverage ratio? Why could EBIT be affected by a high level of debt? Cell phone use among adolescents. The Pew Research Center is a nonpartisan polling organization that provides information on the issues, attitudes, and trends shaping America. In a 2015 survey, Pew researchers found that 73 percent of teens ages 13 to 17 have a smartphone, 15 percent have a basic phone, and 12 percent 12 percent don`t have a phone. The study also asked respondents how they communicated with their closest friend. Among smartphone owners, 58%58%58% responded to SMS, 17%17%17% to social media and 10%10%10% to phone calls. Of those who didn`t have a smartphone, 25%25%25% texted, 29%29%29% texted, and 21%21%21% answered phone calls (Pew Research Center website).

Global wind power recorded record growth last year, reaching a level of 159.213159.213159.213 megawatts. Some in the industry predict that global wind capacity will be 1,900,0001,0001,900,000 megawatts in 202020202020. What percentage increase in additional megawatts for the global market? Round to the nearest tenth of a percent.