Mathematics, 30.03.2020 21:40 ariloveshorses
A car dealer investigate the association between the number of TV commercials he ran each week and the number of cars he sold the following weekend. He found the correlation to be r = 0.56. During this time he collected the data he ran an average of 12.4 commericals a week with a standard deviation of 1.8, and sold an average of 30.5 cars with a standard deviation of 4.2. Next weekend he is planning a sale, hoping to sell at least 40 cars. Create a linear model to estimate the number of commercials he should run this week.
Answers: 3
Mathematics, 21.06.2019 20:00, hlannette7005
Segment an is an altitude of right δabc with a right angle at a. if ab = 2, squared 5 in and nc = 1 in, find bn, an, ac.
Answers: 2
A car dealer investigate the association between the number of TV commercials he ran each week and t...