Mathematics, 22.06.2019 18:00 anthonylund311
The number of people in a car that crosses a certain bridge is represented by the random variable x, which has a mean value μx = 2.7, and a variance σ2x = 1.2. the toll on the bridge is $3.00 per car plus $ .50 per person in the car. determine the mean and variance of the total amount of money that is collected from a car that crosses the bridge.
Answers: 2
Mathematics, 20.06.2019 18:02
Sandy works at a clothing store. she makes $7 per hour plus earns 15% commission on her sales. she worked 75 hours over the last two weeks and had a total of $2,566 in sales before taxes. which of the following is closest to how much she will earn in hourly wages and commission for those two weeks?
Answers: 1
Mathematics, 21.06.2019 14:30
Find the value of tan theta if sin theta = 12/13 and theta is in quadrant 2
Answers: 1
The number of people in a car that crosses a certain bridge is represented by the random variable x,...
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