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 16:00
If f(x)= 3x+6 which of the following is the inverse of f(x)
Answers: 2
Mathematics, 21.06.2019 21:30
Mr. vector door is buying two new cowboy hats all together the hats cost $75.12 the second heart cost twice as much as the first hat what is the price of the more expensive at round to the nearest hundredth
Answers: 1
Mathematics, 21.06.2019 22:00
Ascientist has 50 grams of a radioactive element. the amount of radioactive element remaining after t days can be determined using the equation (1) after two days the scientist receives a second shipment of 50 grams of the same element. the equation used to represent the amount of shipment 2 remaining after t days is 10) - 50 which of the following is an equivalent form of the expression for the amount remaining in shipment 2? what’s the answer?
Answers: 2
A car dealer investigate the association between the number of TV commercials he ran each week and t...
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