Ihhkbhuuhvhuvhicuhivyyfkhfkhkj
Answer:

Step-by-step explanation:
-The total number of outcomes is 4.
-Given that the outcomes occur with the same frequency.
-Therefore they all occur with the same frequency, 1/4=0.25

-The probability distribution for the duration of a service call is attached.
Answer:
1
Step-by-step explanation:
Answer:
y=-2x-3
Step-by-step explanation:
Since the slope is -2, we can make an equation : y=-2x+b
Now plug in the point given to find b.
1=-2(-2)+b
1=4+b
b=-3
so, the equation is y=-2x-3