Question 1

The science of statistics tells us whether the sample evidence is convincing.

Accepted Answer

A) True 
 B)False

Question 2

"Circulation fell in the month after the new editor took over the newspaper Oxnard News Herald.The new editor should be fired." Which is not a serious fallacy in this conclusion?

Accepted Answer

A)  Generalizing from a small sample 
B)  Applying post hoc reasoning 
C)  Failing to identify causes 
D)  Using a biased sample 
A)  Generalizing from a small sample 
B)  Applying post hoc reasoning 
C)  Failing to identify causes 
D)  Using a biased sample

Question 3

Statistical data analysis can often distinguish between real vs.perceived ethical issues.

Accepted Answer

A) True 
 B)False

Question 4

Which of the following statements is correct?

Accepted Answer

A)  A parameter is a measure that is calculated from a sample. 
B)  Statistics is the science of collecting,organizing,analyzing,interpreting,and presenting data. 
C)  For day-to-day data business analysis,most firms rely on a large staff of expert statisticians. 
D)  A statistical test result that is significant also has practical importance. 
A)  A parameter is a measure that is calculated from a sample. 
B)  Statistics is the science of collecting,organizing,analyzing,interpreting,and presenting data. 
C)  For day-to-day data business analysis,most firms rely on a large staff of expert statisticians. 
D)  A statistical test result that is significant also has practical importance.

Question 5

Bob said,"Since statistics cannot tell for certain whether one thing caused another,there is no point in even reporting probabilities." Argue both for and against Bob's statement.

Accepted Answer

We usually cannot prove cause and effect

Question 6

A statistical test may be significant yet have no practical importance.

Accepted Answer

A) True 
 B)False

Question 7

Bob said,"Why study math and statistics? I'm majoring in human resources because it's people that are important in business,not numbers." Argue both for and against Bob's statement.

Accepted Answer

Bob is correct in that organizations con

Question 8

Statistics is an essential part of critical thinking because it allows us to transform the empirical evidence from a sample so it will agree with our preferred conclusions.

Accepted Answer

A) True 
 B)False

Question 9

"Smoking is not harmful.My Aunt Harriet smoked,but lived to age 90." This best illustrates which fallacy?

Accepted Answer

A)  Unconscious bias 
B)  Significance versus practical importance 
C)  Post hoc reasoning 
D)  Small sample generalization 
A)  Unconscious bias 
B)  Significance versus practical importance 
C)  Post hoc reasoning 
D)  Small sample generalization

Question 10

"Bob didn't wear his lucky T-shirt to class,so he failed his chemistry exam." This best illustrates which fallacy?

Accepted Answer

A)  Small sample generalization 
B)  Poor survey methods 
C)  Post hoc reasoning 
D)  More than one of the above 
A)  Small sample generalization 
B)  Poor survey methods 
C)  Post hoc reasoning 
D)  More than one of the above

The science of statistics tells us whether the sample evidence is convincing.

"Circulation fell in the month after the new editor took over the newspaper Oxnard News Herald.The new editor should be fired." Which is not a serious fallacy in this conclusion?

Statistical data analysis can often distinguish between real vs.perceived ethical issues.

Which of the following statements is correct?

Bob said,"Since statistics cannot tell for certain whether one thing caused another,there is no point in even reporting probabilities." Argue both for and against Bob's statement.

A statistical test may be significant yet have no practical importance.

Bob said,"Why study math and statistics? I'm majoring in human resources because it's people that are important in business,not numbers." Argue both for and against Bob's statement.

Statistics is an essential part of critical thinking because it allows us to transform the empirical evidence from a sample so it will agree with our preferred conclusions.

"Smoking is not harmful.My Aunt Harriet smoked,but lived to age 90." This best illustrates which fallacy?

"Bob didn't wear his lucky T-shirt to class,so he failed his chemistry exam." This best illustrates which fallacy?

Data Collection

Describing Data Visually

Descriptive Statistics

Probability

Discrete Probability Distributions

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 1: Overview of Statistics

The science of statistics tells us whether the sample evidence is convincing.

"Circulation fell in the month after the new editor took over the newspaper Oxnard News Herald.The new editor should be fired." Which is not a serious fallacy in this conclusion?

Statistical data analysis can often distinguish between real vs.perceived ethical issues.

Which of the following statements is correct?

Bob said,"Since statistics cannot tell for certain whether one thing caused another,there is no point in even reporting probabilities." Argue both for and against Bob's statement.

A statistical test may be significant yet have no practical importance.

Bob said,"Why study math and statistics? I'm majoring in human resources because it's people that are important in business,not numbers." Argue both for and against Bob's statement.

Statistics is an essential part of critical thinking because it allows us to transform the empirical evidence from a sample so it will agree with our preferred conclusions.

"Smoking is not harmful.My Aunt Harriet smoked,but lived to age 90." This best illustrates which fallacy?

"Bob didn't wear his lucky T-shirt to class,so he failed his chemistry exam." This best illustrates which fallacy?

Data Collection

Describing Data Visually

Descriptive Statistics

Probability

Discrete Probability Distributions

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