Question 1

There are four possible outcomes in a sample space. The probability of outcome #1 is 30%, the probability of outcome #2 is 20%, and the probability of outcome #3 is 35%. What is the probability of outcome #4?

Group of answer choices

25%

2.1%

15%

85%

Question 2

Which of the following is an example of mutually exclusive events?

Group of answer choices

The event of drawing a king from a deck of cards. The event of drawing a heart from a deck of cards.

Trees in a park over 3 feet tall. Trees in a park with green leaves.

A coin is tossed two times. The event of tossing two heads in a row. The event of tossing a heads and a tails.

Number of children in a classroom. Number of children with a blue backpack in a classroom.

None of the above.

Question 3

A process produces a component that has 2 different types of defects, X and Y. The component may have none of these defects or either type of defect or both of the defects. The probability of having a defect of type X is 5% and of type Y is 3%.

What is the probability of a component having no defects?

Group of answer choices

0.9215

0.0285

0.9700

0.9200

Question 4

A process produces a component that has 2 different types of defects, W and Z. The component may have none of these defects or either type of defect or both of the defects. The probability of having a defect of type W is 6% and of type Z is 4%.

What is the probability of a component have a type W defect but not a type Z defect?

Group of answer choices

0.0485

0.0576

0.0600

0.880

Question 5

A process produces a component that has 2 different types of defects, X and Y. The component may have none of these defects or either type of defect or both of the defects. The probability of having a defect of type X is 5% and of type Y is 3%.

What is the probability that a component will not have a typeY defect?

Group of answer choices

0.95

0.03

0.0125

0.970