![subject](/tpl/images/cats/mat.png)
Mathematics, 11.01.2020 03:31 icantdomath6303
The number of people in a car that crosses a certain bridge is represented by the random variable x, which has a mean value
= 2.7, and a variance
= 1.2. the toll on the bridge is $3.00 per car plus $ .50 per person in the car. the mean and variance of the total amount of money that is collected from a car that crosses the bridge are: a. mean = $1.35, variance = $ .30.b. mean = $8.60, variance = $ .30.c. mean = $8.60, variance = $ .60.d. mean = $4.35, variance = $3.30.e. mean = $4.35, variance = $ .30.
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 15:30
Afurniture store has 1,500 chairs in storage. a manager uses three delivery receipts to simulate samples to check 100 chairs and note the number of brown chairs. suppose the actual number of brown chairs is 1,080. about how many brown chairs are
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:00
D(5, 7). e(4,3), and f(8, 2) form the vertices of a triangle. what is mzdef? oa. 30Β° ob. 45Β° oc. 60Β° od 90Β°
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:00
What is the volume of a cone with a height of 6 cm in the radius of 2 cm
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:30
Every weekday, mr. jones bikes from his home to his job. sometimes he rides along two roads, the long route that is shown by the solid lines. other times, he takes the shortcut shown by the dashed line. how many fewer kilometers does mr. jones bike when he takes the shortcut instead of the long route?
Answers: 1
You know the right answer?
The number of people in a car that crosses a certain bridge is represented by the random variable x,...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 24.10.2020 19:30
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 24.10.2020 19:30
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/health.png)
Health, 24.10.2020 19:30
![question](/tpl/images/cats/mat.png)
Mathematics, 24.10.2020 19:30
![question](/tpl/images/cats/ap.png)
Advanced Placement (AP), 24.10.2020 19:30
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 24.10.2020 19:30
![question](/tpl/images/cats/fizika.png)
Physics, 24.10.2020 19:30
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 24.10.2020 19:30
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 24.10.2020 19:30
![question](/tpl/images/cats/istoriya.png)
History, 24.10.2020 19:30
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 24.10.2020 19:30
![question](/tpl/images/cats/mat.png)
Mathematics, 24.10.2020 19:30
![question](/tpl/images/cats/istoriya.png)
History, 24.10.2020 19:30
![question](/tpl/images/cats/geografiya.png)
Geography, 24.10.2020 19:30