Question

You fllp a fair coln 7 times in a row. Let X be the number of heads that come up. Which of the following correctly notatesthe expression: "the probability you get at least 4 heads?"P X> 4)P X24)P{ X= 4)PTX<4)

Answer 1

Given:

X is the number of heads that come up.

The symbol that denotes atleast is ≥.

So, the correct notation for the expression "probability you get at least 4 heads" is P(X≥4).