Question 1

Dr.Raymond is lecturing on various statistical analyses in class.She notes the definition for exploratory analyses as:

Accepted Answer

A)  statistical tests in which both variables are categorical and determine if the distribution of participants across categories is different than expected. 
B)  statistical tests where researchers look for potential differences that were not predicted prior to the study. 
C)  statistical tests that determine whether responses from the different conditions are essentially the same or whether the responses from at least one of the conditions differ from the others. 
D)  statistical tests that allow a priori decisions to test comparisons between groups predicted ahead of time. 
A)  statistical tests in which both variables are categorical and determine if the distribution of participants across categories is different than expected. 
B)  statistical tests where researchers look for potential differences that were not predicted prior to the study. 
C)  statistical tests that determine whether responses from the different conditions are essentially the same or whether the responses from at least one of the conditions differ from the others. 
D)  statistical tests that allow a priori decisions to test comparisons between groups predicted ahead of time.

Question 2

Dr.Ean wants to determine whether mood responses from participants in different colored rooms were different from one another.He is mostly interested to determine if participants' mood differed in the yellow room compared with both the red and blue rooms as a whole.Dr.Ean is interested in conducting a(n):

Accepted Answer

A)  ANOVA. 
B)  one-way ANOVA. 
C)  chi-Square. 
D)  matched samples test. 
A)  ANOVA. 
B)  one-way ANOVA. 
C)  chi-Square. 
D)  matched samples test.

Question 3

The results of a one-way ANOVA suggest that the participants' fear response was differentially effected depending on their respective condition: spiders (M = 44;SD = 4.20),snakes (M = 62;SD = 7.1),and dogs (M = 21;SD = 2.20).There was a significant difference F (2,92)= .67,p = .03.Based on this information what was the standard deviation for the spider fear condition?

Accepted Answer

A)  7.1 
B)  4.20 
C)  2.20 
D)  .67 
A)  7.1 
B)  4.20 
C)  2.20 
D)  .67

Question 4

Dr.Stallworth is developing a new research study and needs to determine the number of participants necessary to achieve adequate power.Dr.Stallworth currently has theorized four experimental conditions in this multigroup design.What is the minimum number of participants Dr.Stallworth would need to yield adequate power?

Accepted Answer

A)  50 
B)  75 
C)  120 
D)  200 
A)  50 
B)  75 
C)  120 
D)  200

Question 5

Researchers are inclined to use multigroup designs because there are a number of advantages to such a paradigm.Each of the following is considered an advantage of multigroup design,EXCEPT:

Accepted Answer

A)  the ability to test functional or nonlinear relationships. 
B)  the ability to query and test multiple levels of the independent variable in one study. 
C)  the requirement to use collateral information and multiple methodological strategies . 
D)  the need to use fewer participants to test hypotheses. 
A)  the ability to test functional or nonlinear relationships. 
B)  the ability to query and test multiple levels of the independent variable in one study. 
C)  the requirement to use collateral information and multiple methodological strategies . 
D)  the need to use fewer participants to test hypotheses.

Question 6

When inputting data into statistical software it is important to ensure that the appropriate data is being placed in the correct cells.Dr.Lure's research assistant is unsure of where to place the following value notations: 1 = control group,2 = stimulant medication,3 = depressant medication.How should the research assistant include this information?

Accepted Answer

A)  in a column for each dependent measure 
B)  in a column representing the independent variable 
C)  in a column representing the dependent variable 
D)  in a row for each participant 
A)  in a column for each dependent measure 
B)  in a column representing the independent variable 
C)  in a column representing the dependent variable 
D)  in a row for each participant

Question 7

Dr.Eggleston is lecturing on various statistical analyses in class.He notes the definition for a chi-square test of independence as:

Accepted Answer

A)  a statistical test in which both variables are categorical and determines if the distribution of participants across categories is different than expected. 
B)  a statistical test that examines all of the possible combinations of conditions in a way that statistically accounts for the fact that we did not predict them ahead of time. 
C)  a statistical test that determines whether responses from the different conditions are essentially the same or whether the responses from at least one of the conditions differ from the others. 
D)  a statistical test that allows a priori decisions to test comparisons between groups predicted ahead of time. 
A)  a statistical test in which both variables are categorical and determines if the distribution of participants across categories is different than expected. 
B)  a statistical test that examines all of the possible combinations of conditions in a way that statistically accounts for the fact that we did not predict them ahead of time. 
C)  a statistical test that determines whether responses from the different conditions are essentially the same or whether the responses from at least one of the conditions differ from the others. 
D)  a statistical test that allows a priori decisions to test comparisons between groups predicted ahead of time.

Question 8

Typically,following the completion of a study,participants are ____________ regarding the true purpose of the study.

Accepted Answer

A)  debriefed 
B)  provided informed consent 
C)  informed of the study protocol 
D)  informed of the distractor items 
A)  debriefed 
B)  provided informed consent 
C)  informed of the study protocol 
D)  informed of the distractor items

Question 9

Whitney notices there are advantages and disadvantages to every research procedure.She noted that self-report questionnaires are useful because:

Accepted Answer

A)  it allows collateral information to be collected. 
B)  participants can see how others view them. 
C)  participants get to state their own views. 
D)  they are not susceptible to social desirability response biases. 
A)  it allows collateral information to be collected. 
B)  participants can see how others view them. 
C)  participants get to state their own views. 
D)  they are not susceptible to social desirability response biases.

Question 10

Dr.Schubert noted the following results: F(2,94)= .72,p = .02,eta2 = .30.Which of the following numbers represents the F score in this results write-up?

Accepted Answer

A)  2 
B)  94 
C)  .72 
D)  .30 
A)  2 
B)  94 
C)  .72 
D)  .30

Question 11

Dr.Tykr determined that his null hypothesis is in fact true.This would suggest that Dr.Tykr's study:

Accepted Answer

A)  had a low degree of power. 
B)  had a moderate to high degree of power. 
C)  had an absence of power. 
D)  did not yield any significant results. 
A)  had a low degree of power. 
B)  had a moderate to high degree of power. 
C)  had an absence of power. 
D)  did not yield any significant results.

Question 12

Dr.Nixon noted the following results: $\chi$2(6,N= 422)= 10.72,p = .001,ᶲ = .20.Which of the following numbers represents the number of participants in this results write-up?

Accepted Answer

A)  422 
B)  6 
C)  10.72 
D)  .20 
A)  422 
B)  6 
C)  10.72 
D)  .20

Question 13

Dr.Nixon noted the following results: $\chi$2(6,N= 422)= 10.72,p = .001,ᶲ = .20.Which of the following numbers represents the effect size in this results write-up?

Accepted Answer

A)  422 
B)  6 
C)  10.72 
D)  .20 
A)  422 
B)  6 
C)  10.72 
D)  .20

Question 14

A 2010 study investigating whether darkness increases dishonesty and self-interested behavior while completing a math task found:

Accepted Answer

A)  participants in the brightly lit room exaggerated their performance on the task. 
B)  participants in the dimly lit room performed better than participants in the brightly lit room. 
C)  participants in the brightly lit room performed better than participants in the dimly lit room. 
D)  there was no difference in task performance among those in the dimly lit room versus the brightly lit room. 
A)  participants in the brightly lit room exaggerated their performance on the task. 
B)  participants in the dimly lit room performed better than participants in the brightly lit room. 
C)  participants in the brightly lit room performed better than participants in the dimly lit room. 
D)  there was no difference in task performance among those in the dimly lit room versus the brightly lit room.

Question 15

The results of a one-way ANOVA suggest that the participants' fear response was differentially effected depending on their respective condition: spiders (M = 44;SD = 4.20),snakes (M = 62;SD = 7.1),and dogs (M = 21;SD = 2.20).There was a significant difference F (2,92)= .67,p = .03.Based on this information what was the F score?

Accepted Answer

A)  7.1 
B)  4.20 
C)  2.20 
D)  .67 
A)  7.1 
B)  4.20 
C)  2.20 
D)  .67

Question 16

Placebo groups are often used in multigroup designs because:

Accepted Answer

A)  they are cost effective because you don't have to purchase an additional treatment for participants. 
B)  they help determine how much the participants' responses are due to their expectation rather than the treatment itself. 
C)  they help determine the true score for participants on the dependent variable in relation to the response to treatment. 
D)  they are required in order to conduct a comprehensive multigroup design. 
A)  they are cost effective because you don't have to purchase an additional treatment for participants. 
B)  they help determine how much the participants' responses are due to their expectation rather than the treatment itself. 
C)  they help determine the true score for participants on the dependent variable in relation to the response to treatment. 
D)  they are required in order to conduct a comprehensive multigroup design.

Question 17

Sabina wishes to use multiple strategies including self-report,interview,and a behavioral measure to answer her research question regarding alcohol use among teenagers.Sabina will most likely be employing:

Accepted Answer

A)  baseline measurements. 
B)  methodological pluralism. 
C)  multigroup design. 
D)  planned contrasts. 
A)  baseline measurements. 
B)  methodological pluralism. 
C)  multigroup design. 
D)  planned contrasts.

Question 18

Knowing what you know about sample bias,which would be the best and most representative sample to address the following research question: Does an individual's geographic origin and age affect their political affiliations?

Accepted Answer

A)  a sample of residents in Alabama between the ages of 18 years and 45 years 
B)  a random sample of residents from each state in the United States between the ages of 18 years and 99 years 
C)  a random sample of residents from six southern states and six western states between the ages of 18 and 99 years 
D)  a sample of residents in Vermont between the ages of 18 years and 65 years 
A)  a sample of residents in Alabama between the ages of 18 years and 45 years 
B)  a random sample of residents from each state in the United States between the ages of 18 years and 99 years 
C)  a random sample of residents from six southern states and six western states between the ages of 18 and 99 years 
D)  a sample of residents in Vermont between the ages of 18 years and 65 years

Question 19

Linn is developing a research study wants to include a group in his study that only completes the depression questionnaire and alcohol use questionnaire and does not receive any of the experimental manipulations.Linn is thinking about implementing a(n):

Accepted Answer

A)  empty control group. 
B)  experimental group. 
C)  placebo group. 
D)  baseline group. 
A)  empty control group. 
B)  experimental group. 
C)  placebo group. 
D)  baseline group.

Question 20

To determine if food allergies influences participants' taste pallet,researchers conducted a chi-square test of independence between conditions .Based on this information what was the effect size for this study?

Accepted Answer

A)  .001 
B)  10.09 
C)  .002 
D)  .30 
A)  .001 
B)  10.09 
C)  .002 
D)  .30

Exam 9: B: Multi-Group Design: Im Feeling Hot, but Is the Earth Hot, Too

Dr.Raymond is lecturing on various statistical analyses in class.She notes the definition for exploratory analyses as:

Researchers are inclined to use multigroup designs because there are a number of advantages to such a paradigm.Each of the following is considered an advantage of multigroup design,EXCEPT:

Dr.Eggleston is lecturing on various statistical analyses in class.He notes the definition for a chi-square test of independence as:

Typically,following the completion of a study,participants are ____________ regarding the true purpose of the study.

Whitney notices there are advantages and disadvantages to every research procedure.She noted that self-report questionnaires are useful because:

Dr.Schubert noted the following results: F(2,94)= .72,p = .02,eta2 = .30.Which of the following numbers represents the F score in this results write-up?

Dr.Tykr determined that his null hypothesis is in fact true.This would suggest that Dr.Tykr's study:

Dr.Nixon noted the following results: χ\chiχ 2(6,N= 422)= 10.72,p = .001,ᶲ = .20.Which of the following numbers represents the number of participants in this results write-up?

Dr.Nixon noted the following results: χ\chiχ 2(6,N= 422)= 10.72,p = .001,ᶲ = .20.Which of the following numbers represents the effect size in this results write-up?

A 2010 study investigating whether darkness increases dishonesty and self-interested behavior while completing a math task found:

Placebo groups are often used in multigroup designs because:

Sabina wishes to use multiple strategies including self-report,interview,and a behavioral measure to answer her research question regarding alcohol use among teenagers.Sabina will most likely be employing:

Knowing what you know about sample bias,which would be the best and most representative sample to address the following research question: Does an individual's geographic origin and age affect their political affiliations?

Linn is developing a research study wants to include a group in his study that only completes the depression questionnaire and alcohol use questionnaire and does not receive any of the experimental manipulations.Linn is thinking about implementing a(n):

To determine if food allergies influences participants' taste pallet,researchers conducted a chi-square test of independence between conditions .Based on this information what was the effect size for this study?

A: Psychology As Science: Thinking Like a Researcher

B: Psychology As Science: Thinking Like a Researcher

C: Psychology As Science: Thinking Like a Researcher

D: Psychology As Science: Thinking Like a Researcher

Psychology As Science: Part 1

Psychology As Science: Part 2

A: The Research Process: Ideas to Innovations

B: The Research Process: Ideas to Innovations

C: The Research Process: Ideas to Innovations

D: The Research Process: Ideas to Innovations

The Research Process: Part 1

The Research Process: Part 2

A: Ethics: Making Ethical Decisions in Research

B: Ethics: Making Ethical Decisions in Research

C: Ethics: Making Ethical Decisions in Research

D: Ethics: Making Ethical Decisions in Research

Ethics: Part 1

Ethics: Part 2

A: The Psychologists Toolbox: Tools for Building Better Designs

B: The Psychologists Toolbox: Tools for Building Better Designs

C: The Psychologists Toolbox: Tools for Building Better Designs

D: The Psychologists Toolbox: Tools for Building Better Designs

The Psychologists: Part 1

The Psychologists: Part 2

A: Qualitative Research: Getting Into the Mind of a Serial Killer

B: Qualitative Research: Getting Into the Mind of a Serial Killer

C: Qualitative Research: Getting Into the Mind of a Serial Killer

D: Qualitative Research: Getting Into the Mind of a Serial Killer

Qualitative Research: Part 1

Qualitative Research: Part 2

A: Observational Research: The Many Forms of Discipline in Parents Bag of Tricks

B: Observational Research: The Many Forms of Discipline in Parents Bag of Tricks

C: Observational Research: The Many Forms of Discipline in Parents Bag of Tricks

D: Observational Research: The Many Forms of Discipline in Parents Bag of Tricks

Observational Research: Part 1

Observational Research: Part 2

A: Survey Design and Scale Construction: Is Going Greek a Great Idea

B: Survey Design and Scale Construction: Is Going Greek a Great Idea

C: Survey Design and Scale Construction: Is Going Greek a Great Idea

D: Survey Design and Scale Construction: Is Going Greek a Great Idea

Survey Design and Scale Construction: Part 1

Survey Design and Scale Construction: Part 2

A: Two-Group Design: Texting: I Cant Get You Out of My Mind

B: Two-Group Design: Texting: I Cant Get You Out of My Mind

C: Two-Group Design: Texting: I Cant Get You Out of My Mind

D: Two-Group Design: Texting: I Cant Get You Out of My Mind

Two-Group Design: Part 1

Two-Group Design: Part 2

A: Multi-Group Design: Im Feeling Hot, but Is the Earth Hot, Too

C: Multi-Group Design: Im Feeling Hot, but Is the Earth Hot, Too

D: Multi-Group Design: Im Feeling Hot, but Is the Earth Hot, Too

Multi-Group Design: Part 1

Multi-Group Design: Part 2

A: Within-Subjects Designs: Can Watching Reality Tv Shows Be Good for Us

B: Within-Subjects Designs: Can Watching Reality Tv Shows Be Good for Us

C: Within-Subjects Designs: Can Watching Reality Tv Shows Be Good for Us

D: Within-Subjects Designs: Can Watching Reality Tv Shows Be Good for Us

Within-Subjects Designs: Part 1

Within-Subjects Designs: Part 2

A: Factorial Design: I Lost My Phone Number, Can I Borrow Yours Do Pickup Lines Really Work

B: Factorial Design: I Lost My Phone Number, Can I Borrow Yours Do Pickup Lines Really Work

C: Factorial Design: I Lost My Phone Number, Can I Borrow Yours Do Pickup Lines Really Work

D: Factorial Design: I Lost My Phone Number, Can I Borrow Yours Do Pickup Lines Really Work

Factorial Design: Part 1

Dr.Schubert noted the following results: F(2,94)= .72,p = .02,eta² = .30.Which of the following numbers represents the F score in this results write-up?

Dr.Nixon noted the following results: $\chi$ ²(6,N= 422)= 10.72,p = .001,ᶲ = .20.Which of the following numbers represents the number of participants in this results write-up?

Dr.Nixon noted the following results: $\chi$ ²(6,N= 422)= 10.72,p = .001,ᶲ = .20.Which of the following numbers represents the effect size in this results write-up?