Answer:

Step-by-step explanation:
Given
The attached probability distribution of x
Required
Find 
To do this, we consider all values of x less than or equal to-3.
So, we have:

From the table:


So, the equation becomes



Answer:2350
Step-by-step explanation:3000-1750=2350
Answer:
Average Cost per game for 4 games is:
A) $4.75
Step-by-step explanation:
As the question is not complete, lets complete it first.
At the bowling Alley, shoe rentals cost $3 while a games costs $3. The expression that represents the average costs per game 'c' , in dollars, where n is the number of games, is:

To find average cost per game, for 4 games, simpli substitute n=4 into the given equation:

So Average Cost per game for 4 games is:
c = 4.75$
Answer:
y = 4
Step-by-step explanation:
Substitute the input x = - 4 into the function and evaluate for y
y =
× - 4 + 6
= - 2 + 6
= 4