Sales: Insurance Dorothy Kelly sells life insurance for
Chapter , Problem 8(choose chapter or problem)
Sales: Insurance Dorothy Kelly sells life insurance for the Prudence Insurance Company. She sells insurance by making visits to her clients homes. Dorothy believes that the number of sales should depend, to some degree, on the number of visits made. For the past several years, she kept careful records of the number of visits (x) she made each week and the number of people (y) who bought insurance that week. For a random sample of 15 such weeks, the x and y values follow: x, y, b, x 300; y 1775; x2 6572; y2 226,125; xy 38,220 (a) Draw a scatter diagram for the data. x 248; y 97; x2 4856; y2 731; xy 1825
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