HGE 1110 ▬ STATISTICS AND PROBABILITY ▬ Q3 - WW2

A couple is planning to have three children.

What is the probability that all of the children will be girls?

• 3/8

• 2/8

• 5/8

• 1/8

A couple is planning to have three children.

What is the probability that two of the children will be boys.

• 7/8

• 1/8

• 1/2

• 3/8

A couple is planning to have three children.

What is the probability that at least 2 of the children will be girls.

• 1/4

• 1/2

• 3/8

• 5/8

A couple is planning to have three children.

What is the probability that the couple will have two boys at the most.

• 3/8

• 5/8

• 7/8

• 1/8

In rolling a pair of dice once, find the probability that the sum of the results will be 5.

• 5/36

• 7/36

• 1/6

• 1/9

In rolling a pair of dice once, find the probability that the sum of the results will be 9.

• 1/6

• 5/36

• 1/9

• 1/18

In rolling a pair of dice once, find the probability that the sum of the results will be at least 10.

• 1/9

• 1/6

• 1/18

• 1/36

In rolling a pair of dice once, find the probability that the sum of the results will be at most 4.

• 1/2

• 1/6

• 1/18

• 1/9

In rolling a pair of dice once, find the probability that the sum of the results will be 8.

• 1/6

• 5/36

• 1/18

• 7/36

A bowl contains 5 red balls, 3 green balls and 2 white balls.

If one ball is chosen at random, what is the probability that a red ball will be chosen?

• 1/5

• 1/2

• 3/10

• 0