Question

HURRY!!!

List the sample space of flipping a coin 3 times. How many elements of the sample space contain exactly two tails?

A) 1
B) 2
C) 3
D) 4

Answer 1

It's basically three ways

Answer 2

If we flip three coins, we get:

H H H

H H T
H T H
T H H

H T T
T H T
T T H

T T T

Based on our sample space, we have three ways to get two tails.