The third one....
Sam amount increase each day by 1.75 so 1.75x and when you plug in 9....
1.75(9)=15.75
Answer:
dont know sry
Step-by-step explanation:
Answer:
Expectation number of books a customer will purchase = 1.3
Step-by-step explanation:
x : 0 1 2
p(x) :0.2, 0.3, and 0.5
Expectation
E(X) = ∑x P(x)
= 0 X 0.2 +1 X 0.3+ 2 X 0.5
= 1.3
Expectation E(X) = 1.3
Expectation number of books a customer will purchase = 1.3
Answer:
no clue
Step-by-step explanation:
but good luck i belive in yoyu
