Question 1

The level of measurement for categorical data is nominal.

Accepted Answer

A) True 
 B)False  True

Question 2

The number of planes per day that land at an airport is an example of discrete data.

Accepted Answer

A) True 
 B)False  True

Question 3

Mail surveys are attractive because of their high response rates.

Accepted Answer

A) True 
 B)False  False

Question 4

A manager chose two people from his team of eight to give an oral presentation because she felt they were representative of the whole team's views.What sampling technique did she use in choosing these two people?

Accepted Answer

A)  Convenience 
B)  Simple random 
C)  Judgment 
D)  Cluster 
A)  Convenience 
B)  Simple random 
C)  Judgment 
D)  Cluster

Question 5

Automobile exhaust emission of CO2 (milligrams per mile)is ____________ data.

Accepted Answer

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

Question 6

What kind of sampling method would you suggest in order to tabulate the number of formulas on a typical page of the Doane-Seward textbook? Defend your choice.

Accepted Answer

Pages are numbered so a simple

Question 7

Which of the following is not a likely reason for sampling?

Accepted Answer

A)  The destructive nature of certain tests 
B)  The physical impossibility of checking all the items in the population 
C)  Prohibitive cost of studying the entire population 
D)  The expense of obtaining random numbers 
A)  The destructive nature of certain tests 
B)  The physical impossibility of checking all the items in the population 
C)  Prohibitive cost of studying the entire population 
D)  The expense of obtaining random numbers

Question 8

Thirty work orders are selected from a filing cabinet containing 500 work order folders by choosing every 15th folder.Which sampling method is this?

Accepted Answer

A)  Simple random sample 
B)  Systematic sample 
C)  Stratified sample 
D)  Cluster sample 
A)  Simple random sample 
B)  Systematic sample 
C)  Stratified sample 
D)  Cluster sample

Question 9

A random sample is one in which the:

Accepted Answer

A)  probability that an item is selected for the sample is the same for all population items. 
B)  population items are selected haphazardly by experienced workers. 
C)  items to be selected from the population are specified based on expert judgment. 
D)  probability of selecting a population item depends on the item's data value. 
A)  probability that an item is selected for the sample is the same for all population items. 
B)  population items are selected haphazardly by experienced workers. 
C)  items to be selected from the population are specified based on expert judgment. 
D)  probability of selecting a population item depends on the item's data value.

Question 10

Internet surveys posted on popular websites such as MSN.com suffer from nonresponse bias.

Accepted Answer

A) True 
 B)False

Question 11

Creating a list of people by taking the third name listed on every 10th page of the phone book is an example of convenience sampling.

Accepted Answer

A) True 
 B)False

Question 12

The Centers for Disease Control and Prevention (CDC)wants to estimate the average extra hospital stay that occurs when heart surgery patients experience postoperative atrial fibrillation.They divide the United States into nine regions.In each region,hospitals are selected at random within each hospital size group (small,medium,large).In each hospital,heart surgery patients are sampled according to known percentages by age group (under 50,50 to 64,65 and over)and gender (male,female).This procedure combines which sampling methods?

Accepted Answer

A)  Systematic,simple random,and convenience 
B)  Convenience,systematic,and judgment 
C)  Cluster,stratified,and simple random 
D)  Judgment,systematic,and simple random 
A)  Systematic,simple random,and convenience 
B)  Convenience,systematic,and judgment 
C)  Cluster,stratified,and simple random 
D)  Judgment,systematic,and simple random

Question 13

Quantitative variables use which two levels of measurement?

Accepted Answer

A)  Ordinal and ratio 
B)  Interval and ordinal 
C)  Nominal and ordinal 
D)  Interval and ratio 
A)  Ordinal and ratio 
B)  Interval and ordinal 
C)  Nominal and ordinal 
D)  Interval and ratio

Question 14

Temperature in degrees Fahrenheit is an example of a(n)__________ variable.

Accepted Answer

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

Question 15

From its 32 regions,the FAA selects 6 regions,and then randomly audits 25 departing commercial flights in each region for compliance with legal fuel and weight requirements.This is an example of:

Accepted Answer

A)  simple random sampling. 
B)  stratified random sampling. 
C)  cluster sampling. 
D)  judgment sampling. 
A)  simple random sampling. 
B)  stratified random sampling. 
C)  cluster sampling. 
D)  judgment sampling.

Question 16

Which of the following is false?

Accepted Answer

A)  Sampling error is the difference between the true parameter and a random number in Excel. 
B)  Sampling error is a result of unavoidable random variation in a sample. 
C)  A sampling frame is used to help identify the target population in a statistical study. 
D)  The target population must first be defined by a full list or data file of individuals. 
A)  Sampling error is the difference between the true parameter and a random number in Excel. 
B)  Sampling error is a result of unavoidable random variation in a sample. 
C)  A sampling frame is used to help identify the target population in a statistical study. 
D)  The target population must first be defined by a full list or data file of individuals.

Question 17

In last year's annual report,Thompson Distributors indicated that it had 12 regional warehouses.This is an example of ordinal level data.

Accepted Answer

A) True 
 B)False

Question 18

An accounting professor wishing to know how many MBA students would take a summer elective in international accounting did a survey of the class she was teaching.Which kind of sample is this?

Accepted Answer

A)  Simple random sample 
B)  Cluster sample 
C)  Systematic sample 
D)  Convenience sample 
A)  Simple random sample 
B)  Cluster sample 
C)  Systematic sample 
D)  Convenience sample

Question 19

Your telephone area code is an example of a(n)____________ variable.

Accepted Answer

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

Question 20

Which of the following is a correct statement?

Accepted Answer

A)  Choosing the third person listed on every fifth page of the phone book is stratified sampling. 
B)  An advantage of a systematic sample is that no list of enumerated data items is required. 
C)  Convenience sampling is used to study shoppers in convenience stores. 
D)  Judgment sampling is an example of true random sampling. 
A)  Choosing the third person listed on every fifth page of the phone book is stratified sampling. 
B)  An advantage of a systematic sample is that no list of enumerated data items is required. 
C)  Convenience sampling is used to study shoppers in convenience stores. 
D)  Judgment sampling is an example of true random sampling.

The level of measurement for categorical data is nominal.

The number of planes per day that land at an airport is an example of discrete data.

Mail surveys are attractive because of their high response rates.

A manager chose two people from his team of eight to give an oral presentation because she felt they were representative of the whole team's views.What sampling technique did she use in choosing these two people?

Automobile exhaust emission of CO₂ (milligrams per mile)is ____________ data.

What kind of sampling method would you suggest in order to tabulate the number of formulas on a typical page of the Doane-Seward textbook? Defend your choice.

Which of the following is not a likely reason for sampling?

Thirty work orders are selected from a filing cabinet containing 500 work order folders by choosing every 15^th folder.Which sampling method is this?

A random sample is one in which the:

Internet surveys posted on popular websites such as MSN.com suffer from nonresponse bias.

Creating a list of people by taking the third name listed on every 10^th page of the phone book is an example of convenience sampling.

Quantitative variables use which two levels of measurement?

Temperature in degrees Fahrenheit is an example of a(n)__________ variable.

From its 32 regions,the FAA selects 6 regions,and then randomly audits 25 departing commercial flights in each region for compliance with legal fuel and weight requirements.This is an example of:

Which of the following is false?

In last year's annual report,Thompson Distributors indicated that it had 12 regional warehouses.This is an example of ordinal level data.

An accounting professor wishing to know how many MBA students would take a summer elective in international accounting did a survey of the class she was teaching.Which kind of sample is this?

Your telephone area code is an example of a(n)____________ variable.

Which of the following is a correct statement?

Overview of Statistics

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 2: Data Collection

The level of measurement for categorical data is nominal.

The number of planes per day that land at an airport is an example of discrete data.

Mail surveys are attractive because of their high response rates.

A manager chose two people from his team of eight to give an oral presentation because she felt they were representative of the whole team's views.What sampling technique did she use in choosing these two people?

Automobile exhaust emission of CO2 (milligrams per mile)is ____________ data.

What kind of sampling method would you suggest in order to tabulate the number of formulas on a typical page of the Doane-Seward textbook? Defend your choice.

Which of the following is not a likely reason for sampling?

Thirty work orders are selected from a filing cabinet containing 500 work order folders by choosing every 15th folder.Which sampling method is this?

A random sample is one in which the:

Internet surveys posted on popular websites such as MSN.com suffer from nonresponse bias.

Creating a list of people by taking the third name listed on every 10th page of the phone book is an example of convenience sampling.

Quantitative variables use which two levels of measurement?

Temperature in degrees Fahrenheit is an example of a(n)__________ variable.

From its 32 regions,the FAA selects 6 regions,and then randomly audits 25 departing commercial flights in each region for compliance with legal fuel and weight requirements.This is an example of:

Which of the following is false?

In last year's annual report,Thompson Distributors indicated that it had 12 regional warehouses.This is an example of ordinal level data.

An accounting professor wishing to know how many MBA students would take a summer elective in international accounting did a survey of the class she was teaching.Which kind of sample is this?

Your telephone area code is an example of a(n)____________ variable.

Which of the following is a correct statement?

Overview of Statistics

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

Automobile exhaust emission of CO₂ (milligrams per mile)is ____________ data.

Thirty work orders are selected from a filing cabinet containing 500 work order folders by choosing every 15^th folder.Which sampling method is this?

Creating a list of people by taking the third name listed on every 10^th page of the phone book is an example of convenience sampling.