Question 1

can be seen as the link between descriptive and inferential statistics.

Accepted Answer

A) probability theory 
B) time series data 
C) a population parameter 
D) mathematics 
E) logic 
A) probability theory 
B) time series data 
C) a population parameter 
D) mathematics 
E) logic

Question 2

Which of the following is an example of an unethical situation:

Accepted Answer

A) biased sampling 
B) throwing out data that does not support your views 
C) scaling graphs to hide or diffuse what the data represents 
D) using the wrong analysis method deliberately 
E) all of the above 
A) biased sampling 
B) throwing out data that does not support your views 
C) scaling graphs to hide or diffuse what the data represents 
D) using the wrong analysis method deliberately 
E) all of the above

Question 3

data allows not only a rank ordering of values, but also show uniform, well-defined distances between successive values on the measurement scale.

Accepted Answer

A) nominal 
B) ordinal 
C) interval 
D) ratio 
E) descriptive 
A) nominal 
B) ordinal 
C) interval 
D) ratio 
E) descriptive

Question 4

What is the primary goal of statistics?

Accepted Answer

A) to create an environment of certainty in decision making 
B) to transform data into information 
C) to make everything measurable 
D) to raise the level of data from ordinal to interval 
E) to calculate various measures 
A) to create an environment of certainty in decision making 
B) to transform data into information 
C) to make everything measurable 
D) to raise the level of data from ordinal to interval 
E) to calculate various measures

Question 5

Which of the following best describes the deterministic view of the world:

Accepted Answer

A) there is randomness in the world 
B) the world we see is essentially a world of certainty 
C) given some effect, there may be a number of causes 
D) the trip into school can take a different amount of time each time 
E) none of the above 
A) there is randomness in the world 
B) the world we see is essentially a world of certainty 
C) given some effect, there may be a number of causes 
D) the trip into school can take a different amount of time each time 
E) none of the above

Question 6

The ASA's Ethical Guidelines for Statistical Practice call for integrity, openness, and diligence in all aspects of statistical work.

Accepted Answer

A) True 
 B)False

Question 7

Cross-sectional data are data collected at, or representing, the same point in time.

Accepted Answer

A) True 
 B)False

Question 8

Which variable is usually non-numeric rather than numeric?

Accepted Answer

A) room number 
B) hourly wage 
C) attitude 
D) bowling score 
E) batting average 
A) room number 
B) hourly wage 
C) attitude 
D) bowling score 
E) batting average

Question 9

The weight of a ball bearing, measured in milligrams, is an example of:

Accepted Answer

A) qualitative data 
B) either qualitative or quantitative data 
C) pounds data 
D) quantitative data 
E) none of the above 
A) qualitative data 
B) either qualitative or quantitative data 
C) pounds data 
D) quantitative data 
E) none of the above

Question 10

In a job application, potential employees are asked for the phone numbers of three references.A phone number is an example of a:

Accepted Answer

A) qualitative variable 
B) quantitative variable 
C) qualitative or quantitative variable, depending on how the respondents answered the question 
D) ratio variable 
E) none of the above 
A) qualitative variable 
B) quantitative variable 
C) qualitative or quantitative variable, depending on how the respondents answered the question 
D) ratio variable 
E) none of the above

Question 11

The birth weight of newborns, measured in grams, is an example of:

Accepted Answer

A) qualitative data 
B) either qualitative or quantitative data 
C) pounds data 
D) quantitative data 
E) none of the above 
A) qualitative data 
B) either qualitative or quantitative data 
C) pounds data 
D) quantitative data 
E) none of the above

Question 12

Which of the following is an example of an original study:

Accepted Answer

A) setting up an experiment 
B) conducting a survey 
C) leading a focus group 
D) conducting a product comparison 
E) all of the above 
A) setting up an experiment 
B) conducting a survey 
C) leading a focus group 
D) conducting a product comparison 
E) all of the above

Question 13

A statistics professor asked students in a class their height.On the basis of this information, the professor states that the average height of all the students in the university is 67.3 inches.This is an example of:

Accepted Answer

A) a census 
B) descriptive statistics 
C) an experiment 
D) statistical inference 
E) none of the above 
A) a census 
B) descriptive statistics 
C) an experiment 
D) statistical inference 
E) none of the above

Question 14

said "There are three kinds of lies: lies, damn lies, and statistics."

Accepted Answer

A) Charlie Brown 
B) Mark Twain 
C) Benjamin Disraeli 
D) Charles Schultz 
E) none of the above 
A) Charlie Brown 
B) Mark Twain 
C) Benjamin Disraeli 
D) Charles Schultz 
E) none of the above

Question 15

With a deterministic view of the world, there is randomness in the world.

Accepted Answer

A) True 
 B)False

Question 16

Quantitative data are always numeric.

Accepted Answer

A) True 
 B)False

Question 17

List the levels of measurement in order, lowest to highest.

Accepted Answer

A) nominal, rational, accusative, dative 
B) ordinal, cardinal, literal, filial 
C) ordinal, nominal, interval, ratio 
D) nominal, ordinal, interval, ratio 
E) nominal, interval, ordinal, ratio 
A) nominal, rational, accusative, dative 
B) ordinal, cardinal, literal, filial 
C) ordinal, nominal, interval, ratio 
D) nominal, ordinal, interval, ratio 
E) nominal, interval, ordinal, ratio

Question 18

Distinguish between a parameter and a statistic.

Accepted Answer

A) a parameter refers to a summary population characteristic; a statistic refers to a summary sample characteristic. 
B) a parameter is deterministic; a statistic is probabilistic. 
C) a parameter is certain; a statistic is uncertain. 
D) a parameter refers to a summary sample characteristic; a statistic refers to a summary population characteristic. 
E) none of the above 
A) a parameter refers to a summary population characteristic; a statistic refers to a summary sample characteristic. 
B) a parameter is deterministic; a statistic is probabilistic. 
C) a parameter is certain; a statistic is uncertain. 
D) a parameter refers to a summary sample characteristic; a statistic refers to a summary population characteristic. 
E) none of the above

Question 19

The Internet is NOT a good source of data because the data cannot be verified.

Accepted Answer

A) True 
 B)False

Question 20

In a sample of 800 students in a university, 160, or 20%, are Business majors.Based on the above information, the school's paper reported that "20% of all the students at the university are Business majors." This report is an example of:

Accepted Answer

A) a sample 
B) a population 
C) statistical inference 
D) descriptive statistics 
E) none of the above 
A) a sample 
B) a population 
C) statistical inference 
D) descriptive statistics 
E) none of the above

can be seen as the link between descriptive and inferential statistics.

Which of the following is an example of an unethical situation:

data allows not only a rank ordering of values, but also show uniform, well-defined distances between successive values on the measurement scale.

What is the primary goal of statistics?

Which of the following best describes the deterministic view of the world:

The ASA's Ethical Guidelines for Statistical Practice call for integrity, openness, and diligence in all aspects of statistical work.

Cross-sectional data are data collected at, or representing, the same point in time.

Which variable is usually non-numeric rather than numeric?

The weight of a ball bearing, measured in milligrams, is an example of:

In a job application, potential employees are asked for the phone numbers of three references.A phone number is an example of a:

The birth weight of newborns, measured in grams, is an example of:

Which of the following is an example of an original study:

A statistics professor asked students in a class their height.On the basis of this information, the professor states that the average height of all the students in the university is 67.3 inches.This is an example of:

said "There are three kinds of lies: lies, damn lies, and statistics."

With a deterministic view of the world, there is randomness in the world.

Quantitative data are always numeric.

List the levels of measurement in order, lowest to highest.

Distinguish between a parameter and a statistic.

The Internet is NOT a good source of data because the data cannot be verified.

In a sample of 800 students in a university, 160, or 20%, are Business majors.Based on the above information, the school's paper reported that "20% of all the students at the university are Business majors." This report is an example of:

Descriptive Statistics I: Elementary Data Presentation and Description

Descriptive Statistics II: Additional Descriptive Measures and Data Displays

Probability

Discrete Probability Distributions

Continuous Probability Distributions

Statistical Inference: Estimating a Population Mean

Interval Estimates for Proportions, Mean Differences and Proportion Differences

Statistical Hypothesis Testing: Hypothesis Tests for a Population Mean

Hypothesis Tests for Proportions, Mean Differences and Proportion Differences

Basic Regression Analysis

Multiple Regression

F Tests and Analysis of Variance

Experimental Designonline Only

Chi-Square Tests

Filters

Exam 1: An Introduction to Statistics

can be seen as the link between descriptive and inferential statistics.

Which of the following is an example of an unethical situation:

data allows not only a rank ordering of values, but also show uniform, well-defined distances between successive values on the measurement scale.

What is the primary goal of statistics?

Which of the following best describes the deterministic view of the world:

The ASA's Ethical Guidelines for Statistical Practice call for integrity, openness, and diligence in all aspects of statistical work.

Cross-sectional data are data collected at, or representing, the same point in time.

Which variable is usually non-numeric rather than numeric?

The weight of a ball bearing, measured in milligrams, is an example of:

In a job application, potential employees are asked for the phone numbers of three references.A phone number is an example of a:

The birth weight of newborns, measured in grams, is an example of:

Which of the following is an example of an original study:

A statistics professor asked students in a class their height.On the basis of this information, the professor states that the average height of all the students in the university is 67.3 inches.This is an example of:

said "There are three kinds of lies: lies, damn lies, and statistics."

With a deterministic view of the world, there is randomness in the world.

Quantitative data are always numeric.

List the levels of measurement in order, lowest to highest.

Distinguish between a parameter and a statistic.

The Internet is NOT a good source of data because the data cannot be verified.

In a sample of 800 students in a university, 160, or 20%, are Business majors.Based on the above information, the school's paper reported that "20% of all the students at the university are Business majors." This report is an example of:

Descriptive Statistics I: Elementary Data Presentation and Description

Descriptive Statistics II: Additional Descriptive Measures and Data Displays

Probability

Discrete Probability Distributions

Continuous Probability Distributions

Statistical Inference: Estimating a Population Mean

Interval Estimates for Proportions, Mean Differences and Proportion Differences

Statistical Hypothesis Testing: Hypothesis Tests for a Population Mean

Hypothesis Tests for Proportions, Mean Differences and Proportion Differences

Basic Regression Analysis

Multiple Regression

F Tests and Analysis of Variance

Experimental Designonline Only

Chi-Square Tests

Filters