- Submitted By: jruno25
- Date Submitted: 12/01/2015 1:51 PM
- Category: Miscellaneous
- Words: 1003
- Page: 5

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...