Question 1

Which distribution is most nearly appropriate to describe the number of fatalities in Texas in a given year due to poisonous snakebites?

Accepted Answer

A) Binomial 
B) Poisson 
C) Hypergeometric 
D) Geometric 
A) Binomial 
B) Poisson 
C) Hypergeometric 
D) Geometric

Question 2

A clinic employs nine physicians. Five of the physicians are female. Four patients arrive at once. Assuming the doctors are assigned randomly to patients, what is the probability that all of the assigned physicians are female?

Accepted Answer

A) .0397 
B) .0295 
C) .0808 
D) .0533 
A) .0397 
B) .0295 
C) .0808 
D) .0533

Question 3

Which of the following characterizes a Bernoulli process?

Accepted Answer

A) A random experiment that has only two outcomes. 
B) The probability of "success" varies with each trial. 
C) Either outcome has the same chance of occurrence. 
D) The "success" must be a desirable outcome. 
A) A random experiment that has only two outcomes. 
B) The probability of "success" varies with each trial. 
C) Either outcome has the same chance of occurrence. 
D) The "success" must be a desirable outcome.

Question 4

The gender (M, F) of a randomly chosen unborn child is a Bernoulli event.

Accepted Answer

A) True 
 B)False

Question 5

The expected value of a random variable is its mean.

Accepted Answer

A) True 
 B)False

Question 6

Which model best describes the number of blemishes per sheet of white bond paper?

Accepted Answer

A) Binomial 
B) Poisson 
C) Hypergeometric 
D) Geometric 
A) Binomial 
B) Poisson 
C) Hypergeometric 
D) Geometric

Which distribution is most nearly appropriate to describe the number of fatalities in Texas in a given year due to poisonous snakebites?

A clinic employs nine physicians. Five of the physicians are female. Four patients arrive at once. Assuming the doctors are assigned randomly to patients, what is the probability that all of the assigned physicians are female?

Which of the following characterizes a Bernoulli process?

The gender (M, F) of a randomly chosen unborn child is a Bernoulli event.

The expected value of a random variable is its mean.

Which model best describes the number of blemishes per sheet of white bond paper?

Overview of Statistics

Data Collection

Describing Data Visually

Descriptive Statistics

Probability

Continuous Probability Distributions

Sampling Distributions and Estimation

One-Sample Hypothesis Tests

Two-Sample Hypothesis Tests

Analysis of Variance

Simple Regression

Multiple Regression

Time Series Analysis

Chi-Square Tests

Nonparametric Tests

Quality Management

Filters

Exam 6: Discrete Probability Distributions

Which distribution is most nearly appropriate to describe the number of fatalities in Texas in a given year due to poisonous snakebites?

A clinic employs nine physicians. Five of the physicians are female. Four patients arrive at once. Assuming the doctors are assigned randomly to patients, what is the probability that all of the assigned physicians are female?

Which of the following characterizes a Bernoulli process?

The gender (M, F) of a randomly chosen unborn child is a Bernoulli event.

The expected value of a random variable is its mean.

Which model best describes the number of blemishes per sheet of white bond paper?

Overview of Statistics

Data Collection

Describing Data Visually

Descriptive Statistics

Probability

Continuous Probability Distributions

Sampling Distributions and Estimation

One-Sample Hypothesis Tests

Two-Sample Hypothesis Tests

Analysis of Variance

Simple Regression

Multiple Regression

Time Series Analysis

Chi-Square Tests

Nonparametric Tests

Quality Management

Filters