Step-by-step explanation:
Y= x - 2. Y = 3x + 5
Putting value of y
x - 2 = 3x + 5
-2 - 5 = 3x - x
-7 = 2x
-7/2 = x
Putting value of x
Y = 3(-7/2) + 5
Y = - 10.5 + 5
Y = - 5.5
Step-by-step explanation:
the solution is in the picture
Answer:
the second one
Step-by-step explanation:
cant be negative cuz if its negative the first line doesnt apply.
For a binomial distribution, the variance is


(to 3 decimal places)