Probability Distribution

The probability distribution for the number of goals scored in a soccer game is given below. Find the mean.

• 1.50

• 1.70

• 1.85

• 2.00

The probability distribution for the number of students absent on a given day is shown below. Find the mean.

• 0.50

• 0.75

• 1.00

• 1.20

The table represents the probability distribution for the number of cars sold in a day. Find the mean.

• 2.20

• 2.45

• 2.60

• 2.80

The table below describes the probability distribution. Find the mean.

• 1.80

• 1.95

• 2.10

• 2.25

The table below describes the probability distribution for the number of heads obtained when flipping 3 coins. Find the mean.

• 1.50

• 1.75

• 2.00

• 2.25

The probability distribution for the number of customers visiting a store in 10-minute intervals is shown below. Find the mean.

• A) 1.25

• B) 1.40

• C) 1.50

• D) 1.75

The table below shows the probability distribution for the number of books borrowed by students in a week. Find the mean.

• A) 1.60

• B) 1.80

• C) 2.00

• D) 2.20

All of the questions in this quiz are going to be related to the probability distribution table shown. Therefore please copy this table into your book, so that you can refer to this table whilst answering the questions:

• Done

• Done

• Done

• Done

Calculate Pr(1 ≤ x < 3)

• 0.15

• 0.25

• 0.35

• 0.45

Calculate Pr(0 < x < 3)

• 0.25

• 0.35

• 0.45

• 0.55