Number of cars
0
1
2
3
4
probability
0.03
0.13
0.70
0.10
0.04

allyn surveyed the teachers she works with at gca to find out how many cars they own. she created a provability distribution which is displayed below. what is the average number of cars owned by each teacher? (you must show all work to receive full credit.)

hope this !

step-by-step explanation:

d = distance between moon and sun, which in this problem is the hypotenuse of a right triangle.  

the distance y is the side opposite to angle x in the right triangle.   use the definition of the sine function from basic trigonometry.

sin(x) = y/d ⇒

d = y/sin(x)

a. she will receive a refund of $278.

step-by-step explanation: