
Explanation:
Since we have given that
The prices of three t-shirts styles i.e $24, $30, $36 with their probability is given by

As we know that,


Now,

and

So,

So, the expected value of a t-shirt = $31.
Answer:
(8 times 50)+ (8 times 2)
Step-by-step explanation:
Answer: 4/9
Step-by-step explanation:
apply product rule to 2/3 2^2 / 3^2
The answer is A because of base times height
Answer:
8/12 and 4/12
Step-by-step explanation:
simplified to 2/6 and 1/6