# Supplemenal Probability Problems

## Supplemenal Probability Problems

Module 6 section 6.1.1, 6.1.2, 6.1.3 supplemental probability problems
NAME: ____________________________________________________
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
Identify the given random variable as being discrete or continuous.
1) The number of field goals kicked in a football game
A) Continuous
B) Discrete
2) The braking time of a car
A) Continuous

B) Discrete

3) The height of a randomly selected student
A) Continuous

B) Discrete

1)

2)

3)

4) The number of phone calls between New York and California on Thanksgiving day
A) Discrete
B) Continuous

4)

5) The number of oil spills occurring off the Alaskan coast
A) Discrete
B) Continuous

5)

6) The cost of a randomly selected orange
A) Discrete

6)
B) Continuous

Find the mean of the given probability distribution.
7)
x P(x)
0 0.26
1 0.11
2 0.16
3 0.05
4 0.42
A) μ = 2.52
B) μ = 2.26

7)

C) μ = 2.42

D) μ = 2.16

8) A police department reports that the probabilities that 0, 1, 2, and 3 burglaries will be reported
in a given day are 0.54, 0.43, 0.02, and 0.01, respectively.
A) μ = 1.50
B) μ = 0.25
C) μ = 1.04
D) μ = 0.50
Find the indicated complement.
9) Based on meteorological records, the probability that it will snow in a certain town on January
1st is 0.428. Find the probability that in a given year it will not snow on January 1st in that
town.
A) 0.572
B) 1.428
C) 0.748
D) 2.336
10) The probability that Luis will pass his statistics test is 0.49. Find the probability that he will fail
his statistics test.
A) 0.96
B) 2.04
C) 0.25
D) 0.51

1

8)

9)

10)

Find the indicated probability.
11) The table below describes the smoking habits of a group of asthma sufferers.
Occasional Regular Heavy
Nonsmoker
smoker
smoker smoker Total
Men
431
50
71
49
601
Women
382
48
86
39
555
Total
813
98
157
88
1156
If one of the 1156 people is...