Answer:
90
Step-by-step explanation:
The number of throws that the player make X follows binomial distribution.
The probability that the player makes x throws out of eleven throws is

The probability that the player makes at most nine out of eleven free throws
is

Correct choice is (B).
Answer:Remember, the formula for slope is (y2 - y1) / (x2 - x1).
Step-by-step explanation: