Question 1

__________ is the process of evaluation of the soundness and quality of study carried out by a group of experts in the field. Only after this process a study can be published and its findings shared.

Accepted Answer

The answer of __________ is the process of evaluation of...

Question 2

Which of the following is the most reliable measure?

Accepted Answer

A)  A scale assessing post-surgery depression 
B)  A scale assessing anxiety levels after witnessing a violent crime 
C)  A scale assessing extroversion in young adults 
D)  A scale assessing language skills immediately after a traumatic brain injury

Question 3

Dr Forster created a new questionnaire to measure customers' satisfaction towards a brand-new technological product. He is running some further analyses to make sure that his questionnaire is truly measuring what is intended. What is Dr Forster assessing?

Accepted Answer

A)  Construct validity 
B)  Criterion validity 
C)  Internal validity 
D)  Ecological validity

Question 4

With respect to 'sampling bias', which of the following statements is INCORRECT?

Accepted Answer

A)  Sampling bias is associated with questionnaire's response rate. 
B)  Sampling bias indicates that respondents may not be representative of the studied population. 
C)  Questionnaires are particularly prone to 'sampling bias'. 
D)  Sampling bias is particularly evident in face-to-face surveys.

Question 5

fMRI has very high __________ resolution but poor __________ resolution. On the other hand, EEG has high __________ resolution and relatively poor __________ resolution.

Accepted Answer

The answer of fMRI has very high __________ resolution but...

Question 6

Recall the levels of analysis described in Ch. 1 of your text. If you were sympathetic to the notion that psychology should limit itself to clearly observable phenomena, on which level of analysis might you concentrate?

Accepted Answer

A)  the biological level 
B)  the psychological level 
C)  the environmental level 
D)  all of the above

Question 7

Dr Brown is investigating the effect of different types of beverages on students' performance on a memory task. She randomly allocates 200 university students into three groups. Thirty minutes before the task, she asks Group A to drink 30ml of black coffee, Group B to drink 30ml of orange juice and Group C to drink 30ml of Coke. Group B is:

Accepted Answer

A)  the control group 
B)  the experimental group 
C)  a condition that varies quantitatively from the others 
D)  a condition that varies qualitatively from the others

Question 8

Time-sampling technique is used in observational research and consists of sampling participants at given time intervals.

Accepted Answer

A) True 
 B)False

Question 9

List at least four ways thorough which scientific knowledge can be disseminated.

Accepted Answer

The answer of List at least four ways thorough which...

Question 10

One of the advantages of factorial designs is that by adding more conditions to an experiment is possible to look at possible __________ between variables.

Accepted Answer

The answer of One of the advantages of factorial designs...

Question 11

What is the weakest form of validity assessment? Why?

Accepted Answer

The answer of What is the weakest form of validity...

Question 12

Observer bias is a risk when employing observational methods. Which of the following practices is used to address this potential issue?

Accepted Answer

A)  Split-half reliability 
B)  Time-sampling 
C)  Cross-check 
D)  Interobserver agreement

Question 13

Which of the following is not a characteristic of qualitative research methods?

Accepted Answer

A)  Involvement of researcher in the research process 
B)  Focus on the complexity of human experience 
C)  Idiographic approach 
D)  Generalizability of results

Question 14

In experimental designs a researcher has control over one or more variables.

Accepted Answer

A) True 
 B)False

Question 15

What type of experimental design is Dr Brown using?

Accepted Answer

The answer of What type of experimental design is Dr...

Question 16

Transport for London (TfL) recently conducted a study to decide whether introducing a new rule imposing passengers to stand on the escalators was the best way to decongest passengers' traffic in some of the busiest underground stations during peak hours. Measurements of traffic were taken in Holborn and Bank stations for 6 months before introducing the new rule and for 6 months afterwards. Results showed a difference in capacity between pre- and post-intervention: the 'standing-only' escalators were able to carry an average of 151 passengers per minute, compared to 115 on the 'walking' escalator, where people were both walking and standing. TfL used a(n):

Accepted Answer

A)  Factorial design 
B)  Static group comparison design 
C)  Correlational design 
D)  Interrupted time-series design

Question 17

Which of the following is not a disadvantage of Solomon four-group design?

Accepted Answer

A)  It doesn't allow to check the influence of a pre-test on the performance 
B)  It's time consuming 
C)  It's effortful 
D)  It's expensive

Question 18

Sampling bias creates a nonrepresentative sample.

Accepted Answer

A) True 
 B)False

Question 19

In pre-test/post-test designs there is no need for random allocation of the participants.

Accepted Answer

A) True 
 B)False

Question 20

One of the ways to minimize order effects in repeated measures designs is __________ the order in which conditions are given.

Accepted Answer

The answer of One of the ways to minimize order...

Exam 2: Research Methods in Psychology

__________ is the process of evaluation of the soundness and quality of study carried out by a group of experts in the field. Only after this process a study can be published and its findings shared.

Which of the following is the most reliable measure?

Dr Forster created a new questionnaire to measure customers' satisfaction towards a brand-new technological product. He is running some further analyses to make sure that his questionnaire is truly measuring what is intended. What is Dr Forster assessing?

With respect to 'sampling bias', which of the following statements is INCORRECT?

fMRI has very high resolution but poor resolution. On the other hand, EEG has high resolution and relatively poor resolution.

Recall the levels of analysis described in Ch. 1 of your text. If you were sympathetic to the notion that psychology should limit itself to clearly observable phenomena, on which level of analysis might you concentrate?

Time-sampling technique is used in observational research and consists of sampling participants at given time intervals.

List at least four ways thorough which scientific knowledge can be disseminated.

One of the advantages of factorial designs is that by adding more conditions to an experiment is possible to look at possible __________ between variables.

What is the weakest form of validity assessment? Why?

Observer bias is a risk when employing observational methods. Which of the following practices is used to address this potential issue?

Which of the following is not a characteristic of qualitative research methods?

In experimental designs a researcher has control over one or more variables.

What type of experimental design is Dr Brown using?

Which of the following is not a disadvantage of Solomon four-group design?

Sampling bias creates a nonrepresentative sample.

In pre-test/post-test designs there is no need for random allocation of the participants.

One of the ways to minimize order effects in repeated measures designs is __________ the order in which conditions are given.