Question 1

Meta-analyses looking at the difference between two groups would use ___ as the effect size whereas meta-analyses looking at the relationship between two variables would use ___ as the effect size.

Accepted Answer

A)  d / r 
B)  r / d 
C)  t / d 
D)  t / F

Question 2

The _____ were a husband and wife team who were among the first scientists to improve productivity and reduce fatigue by studying the motions used by workers.

Accepted Answer

A)  Watsons 
B)  Scotts 
C)  Binghams 
D)  Gilbreths

Question 3

What are the three major fields of I/O psychology?

Accepted Answer

The answer of What are the three major fields of...

Question 4

After all the data have been collected, the results are then:

Accepted Answer

A)  filed for future use 
B)  shared between colleagues 
C)  statistically analyzed 
D)  data collection never ends

Question 5

What are the differences between ideas, hypotheses, and theories?

Accepted Answer

The answer of What are the differences between ideas, hypotheses,...

Question 6

Compared to Ph.D.'s, master's level graduates are less often employed by:

Accepted Answer

A)  universities 
B)  consulting firms 
C)  the private industry 
D)  the public sector

Question 7

The level of statistical significance that we use in psychology is:

Accepted Answer

A)  .01 
B)  .05 
C)  .10 
D)  .50

Question 8

If researchers have trouble forming a hypothesis, they:

Accepted Answer

A)  can't conduct their study 
B)  wait until more research is available 
C)  conduct an exploratory study 
D)  guess about the outcome of a study

Question 9

Hypotheses are based on:

Accepted Answer

A)  previous research 
B)  logic 
C)  theories 
D)  all three of these

Question 10

What are important considerations when choosing a research sample?

Accepted Answer

The answer of What are important considerations when choosing a...

Question 11

The use of more sophisticated statistical techniques, a more aggressive approach in developing methods to select employees, and an increased interest in the application of cognitive psychology to industry took place in the:

Accepted Answer

A)  1920s and 30s 
B)  1940s and 50s 
C)  1960s and 70s 
D)  1980s and 90s

Question 12

The main difference between a quasi-experiment and an experiment is that the independent variable:

Accepted Answer

A)  is manipulated in an experiment 
B)  is manipulated in a quasi-experiment 
C)  has 3 levels in an experiment 
D)  cannot be measured in a quasi-experiment

Question 13

Which of the following was NOT a reason why you should understand research and statistics?

Accepted Answer

A)  answering questions 
B)  research is part of everyday life 
C)  common sense is often wrong 
D)  all of these are reasons

Question 14

Which of the following research methods can determine a cause and effect relationship?

Accepted Answer

A)  Correlational method 
B)  Quasi-experimental method 
C)  Archival method 
D)  Experimental method

Question 15

Which of the following survey methods has the lowest response rate?

Accepted Answer

A)  Interview 
B)  Email 
C)  Mail 
D)  The three have equal response rates

Question 16

The variable that is manipulated in an experiment is the ________ variable.

Accepted Answer

A)  independent 
B)  dependent 
C)  intervening 
D)  control

Question 17

The majority of research in the field of I/O psychology is conducted at universities using students as subjects rather than employees. In fact, college students serve as subjects in approximately ____ percent of all published I/O research.

Accepted Answer

A)  5% 
B)  50% 
C)  85% 
D)  99%

Question 18

The study of leadership is part of:

Accepted Answer

A)  personnel psychology 
B)  training and development 
C)  human factors 
D)  organizational psychology

Question 19

Significance levels tell us the ______ significance of a study and effect size tells us the _______ of a study.

Accepted Answer

A)  statistical / alpha level 
B)  practical / beta level 
C)  practical / statistical significance 
D)  statistical / practical significance

Question 20

To ensure that subjects are participating in a study of their own free will, researchers must obtain :

Accepted Answer

A)  permission from the APA 
B)  a writ of mandamus from the participant 
C)  informed consent from the participant 
D)  a valid control group

Exam 1: Introduction to I/O Psychology

Meta-analyses looking at the difference between two groups would use _ as the effect size whereas meta-analyses looking at the relationship between two variables would use _ as the effect size.