Question 1

What is the probability of rolling a six with a fair die five times in a row?

Accepted Answer

A) 1/6 
B) 1/46,656 
C) 1/7,776 
D) 5/7,776 
A) 1/6 
B) 1/46,656 
C) 1/7,776 
D) 5/7,776 C

Question 2

Container 1 has 8 items,3 of which are defective.Container 2 has 5 items,2 of which are defective.If one item is drawn from each container: What is the probability that both items are not defective?

Accepted Answer

A) 0.3750 
B) 0.3846 
C) 0.1500 
D) 0.6154 
E) 0.2000 
A) 0.3750 
B) 0.3846 
C) 0.1500 
D) 0.6154 
E) 0.2000 A

Question 3

Owners are asked to evaluate their experiences in buying a new car during the past twelve months.When surveys were analyzed the owners indicated they were most satisfied with their experiences at the following three dealers (in no particular order): Saturn,Honda,and Buick. When ranking the dealers how many outcomes are possible?

Accepted Answer

A) 6 
B) 9 
C) 8 
D) 10 
E) 12 
A) 6 
B) 9 
C) 8 
D) 10 
E) 12 A

Question 4

A(n)_______________ probability is a probability assessment that is based on experience,intuitive judgment,or expertise.

Accepted Answer

A) Experimental 
B) Relative frequency 
C) Objective 
D) Subjective 
A) Experimental 
B) Relative frequency 
C) Objective 
D) Subjective

Question 5

Determine whether the two events are mutually exclusive A voter who favors gun control and a conservative voter

Accepted Answer

A) Mutually exclusive 
B) Not Mutually exclusive 
A) Mutually exclusive 
B) Not Mutually exclusive

Question 6

It is very common for television series to draw a large audience for special events of for cliff-hanging story lines.Suppose that on one of these occasions,the special show drew viewers from 38.2% of all US TV households.Suppose that three TV households are randomly selected. What is the probability that exactly one of the three households viewed the special show?

Accepted Answer

A) 0.146 
B) 0.084 
C) 0.438 
D) 0.382 
E) 0.056 
A) 0.146 
B) 0.084 
C) 0.438 
D) 0.382 
E) 0.056

Question 7

Determine whether the two events are mutually exclusive Someone born in the United States and a US citizen

Accepted Answer

A) Mutually exclusive 
B) Not Mutually exclusive 
A) Mutually exclusive 
B) Not Mutually exclusive

Question 8

A family has two children.What is the probability that both are girls,given that at least one is a girl?

Accepted Answer

A) 1/8 
B) 1/4 
C) 1/2 
D) 1/3 
E) 1/6 
A) 1/8 
B) 1/4 
C) 1/2 
D) 1/3 
E) 1/6

Question 9

If we consider the toss of four coins as an experiment,how many outcomes does the sample space consist of?

Accepted Answer

A) 8 
B) 4 
C) 16 
D) 32 
E) 2 
A) 8 
B) 4 
C) 16 
D) 32 
E) 2

Question 10

Suppose P(A)= .45,P(B)= .20,P(C)= .35,P(E|A)= .10,P(E|B)= .05,and P(E|C)= 0.What is P(A|E)?

Accepted Answer

A) 0.045 
B) 0.190 
C) 0.818 
D) 0.100 
E) 0.055 
A) 0.045 
B) 0.190 
C) 0.818 
D) 0.100 
E) 0.055

Question 11

In the word BUSINESS,what is the probability of randomly selecting the letter S?

Accepted Answer

A) 2/8 
B) 1/8 
C) 3/8 
D) 5/8 
A) 2/8 
B) 1/8 
C) 3/8 
D) 5/8

Question 12

A group has 12 men and 4 women.If 3 people are selected at random from the group,what is the probability that they are all men?

Accepted Answer

A) 0.4219 
B) 0.5143 
C) 0.3929 
D) 0.0156 
E) 0.0045 
A) 0.4219 
B) 0.5143 
C) 0.3929 
D) 0.0156 
E) 0.0045

Question 13

Determine whether the two events are mutually exclusive A voter who is a registered Democrat and a voter who favors a Republican candidate

Accepted Answer

A) Mutually exclusive 
B) Not Mutually exclusive 
A) Mutually exclusive 
B) Not Mutually exclusive

Question 14

Employees of a local university have been classified according to gender and job type.   If an employee is selected at random what is the probability that the employee is a member of the faculty?

Accepted Answer

A) 0.333 
B) 0.600 
C) 0.550 
D) 0.400 
E) 0.917 
A) 0.333 
B) 0.600 
C) 0.550 
D) 0.400 
E) 0.917

Question 15

A batch of 50 parts contains 6 defects.If two parts are drawn randomly,one at a time with replacement,what is the probability that both parts are defective?

Accepted Answer

A) 0.014 
B) 0.012 
C) 0.120 
D) 0.102 
E) 0.222 
A) 0.014 
B) 0.012 
C) 0.120 
D) 0.102 
E) 0.222

Question 16

Owners are asked to evaluate their experiences in buying a new car during the past twelve months.When surveys were analyzed the owners indicated they were most satisfied with their experiences at the following three dealers (in no particular order): Saturn,Honda,and Buick. Assuming that each set of rankings is equally likely,what is the probability that
Owners ranked Saturn third?

Accepted Answer

A) 1/3 
B) 1/6 
C) 1/2 
D) 5/6 
E) 6/6 
A) 1/3 
B) 1/6 
C) 1/2 
D) 5/6 
E) 6/6

Question 17

In a local survey,100 citizens indicated their opinions on a revision to a local land use plan.Of the 62 favorable responses,there were 40 males.Of the 38 unfavorable responses,there were 15 males.If one citizen is randomly selected find the probability A male and has a favorable opinion

Accepted Answer

A) 0.40 
B) 0.65 
C) 0.62 
D) 0.55 
E) 0.25 
A) 0.40 
B) 0.65 
C) 0.62 
D) 0.55 
E) 0.25

Question 18

In a major Midwestern university,55% of all undergraduates are female,25% belong to a Greek organization (fraternity or sorority)and 40% of all males belong to a Greek organization. What is the probability that one randomly selected undergraduate will be either a female or belong to a Greek organization?

Accepted Answer

A) .55 
B) .73 
C) .80 
D) .07 
E) .87 
A) .55 
B) .73 
C) .80 
D) .07 
E) .87

Question 19

A card is drawn from a standard deck.What is the probability the card is an ace,given that it is a club?

Accepted Answer

A) 1/52 
B) 1/13 
C) 4/13 
D) 1/4 
A) 1/52 
B) 1/13 
C) 4/13 
D) 1/4

Question 20

Probabilities must be assigned to experimental outcomes so that the probability assigned to each experimental outcome must be between ____ and ____ inclusive.

Accepted Answer

A) 0 and 100 
B) -100 and 100 
C) 0 and 1 
D) -1 and 1 
A) 0 and 100 
B) -100 and 100 
C) 0 and 1 
D) -1 and 1

What is the probability of rolling a six with a fair die five times in a row?

Container 1 has 8 items,3 of which are defective.Container 2 has 5 items,2 of which are defective.If one item is drawn from each container: What is the probability that both items are not defective?

A(n)_______________ probability is a probability assessment that is based on experience,intuitive judgment,or expertise.

Determine whether the two events are mutually exclusive A voter who favors gun control and a conservative voter

Determine whether the two events are mutually exclusive Someone born in the United States and a US citizen

A family has two children.What is the probability that both are girls,given that at least one is a girl?

If we consider the toss of four coins as an experiment,how many outcomes does the sample space consist of?

Suppose P(A)= .45,P(B)= .20,P(C)= .35,P(E|A)= .10,P(E|B)= .05,and P(E|C)= 0.What is P(A|E)?

In the word BUSINESS,what is the probability of randomly selecting the letter S?

A group has 12 men and 4 women.If 3 people are selected at random from the group,what is the probability that they are all men?

Determine whether the two events are mutually exclusive A voter who is a registered Democrat and a voter who favors a Republican candidate

Employees of a local university have been classified according to gender and job type. If an employee is selected at random what is the probability that the employee is a member of the faculty?

A batch of 50 parts contains 6 defects.If two parts are drawn randomly,one at a time with replacement,what is the probability that both parts are defective?

In a local survey,100 citizens indicated their opinions on a revision to a local land use plan.Of the 62 favorable responses,there were 40 males.Of the 38 unfavorable responses,there were 15 males.If one citizen is randomly selected find the probability A male and has a favorable opinion

A card is drawn from a standard deck.What is the probability the card is an ace,given that it is a club?

Probabilities must be assigned to experimental outcomes so that the probability assigned to each experimental outcome must be between and inclusive.

An Introduction to Business Statistics

Descriptive Statistics: Tabular and Graphical Methods

Descriptive Statistics: Numerical Methods

Discrete Random Variables

Continuous Random Variables

Sampling and Sampling Distributions

Confidence Intervals

Hypothesis Testing

Statistical Inferences Based on Two Samples

Experimental Design and Analysis of Variance

Chi-Square Tests

Simple Linear Regression Analysis

Multiple Regression

Model Building and Model Diagnostics

Time Series Forecasting

Process Improvement Using Control Charts

Nonparametric Methods

Decision Theory

Filters

Exam 4: Probability

What is the probability of rolling a six with a fair die five times in a row?

Container 1 has 8 items,3 of which are defective.Container 2 has 5 items,2 of which are defective.If one item is drawn from each container: What is the probability that both items are not defective?

A(n)_______________ probability is a probability assessment that is based on experience,intuitive judgment,or expertise.

Determine whether the two events are mutually exclusive A voter who favors gun control and a conservative voter

Determine whether the two events are mutually exclusive Someone born in the United States and a US citizen

A family has two children.What is the probability that both are girls,given that at least one is a girl?

If we consider the toss of four coins as an experiment,how many outcomes does the sample space consist of?

Suppose P(A)= .45,P(B)= .20,P(C)= .35,P(E|A)= .10,P(E|B)= .05,and P(E|C)= 0.What is P(A|E)?

In the word BUSINESS,what is the probability of randomly selecting the letter S?

A group has 12 men and 4 women.If 3 people are selected at random from the group,what is the probability that they are all men?

Determine whether the two events are mutually exclusive A voter who is a registered Democrat and a voter who favors a Republican candidate

Employees of a local university have been classified according to gender and job type. If an employee is selected at random what is the probability that the employee is a member of the faculty?

A batch of 50 parts contains 6 defects.If two parts are drawn randomly,one at a time with replacement,what is the probability that both parts are defective?

In a local survey,100 citizens indicated their opinions on a revision to a local land use plan.Of the 62 favorable responses,there were 40 males.Of the 38 unfavorable responses,there were 15 males.If one citizen is randomly selected find the probability A male and has a favorable opinion

A card is drawn from a standard deck.What is the probability the card is an ace,given that it is a club?

Probabilities must be assigned to experimental outcomes so that the probability assigned to each experimental outcome must be between ____ and ____ inclusive.

An Introduction to Business Statistics

Descriptive Statistics: Tabular and Graphical Methods

Descriptive Statistics: Numerical Methods

Discrete Random Variables

Continuous Random Variables

Sampling and Sampling Distributions

Confidence Intervals

Hypothesis Testing

Statistical Inferences Based on Two Samples

Experimental Design and Analysis of Variance

Chi-Square Tests

Simple Linear Regression Analysis

Multiple Regression

Model Building and Model Diagnostics

Time Series Forecasting

Process Improvement Using Control Charts

Nonparametric Methods

Decision Theory

Filters

Probabilities must be assigned to experimental outcomes so that the probability assigned to each experimental outcome must be between and inclusive.