Question 1

An example of a nominal scale would be

Accepted Answer

A)  the number of pieces of mail going to Post Office A versus Post Office B 
B)  the recorded heights of a group of first-grade children 
C)  the order of finish for the horses at the Kentucky Derby 
D)  all of these 
A)  the number of pieces of mail going to Post Office A versus Post Office B 
B)  the recorded heights of a group of first-grade children 
C)  the order of finish for the horses at the Kentucky Derby 
D)  all of these

Question 2

The Hawthorne effect occurs whenever a group of subjects changes as a direct result of the flattery and attention received from the experimenter.

Accepted Answer

A) True 
 B)False

Question 3

In this study the dependent variable was

Accepted Answer

A)  Which drug the groups were given 
B)  The incidence of hay fever 
C)  The age of the subjects 
D)  The gender of the subjects. 
A)  Which drug the groups were given 
B)  The incidence of hay fever 
C)  The age of the subjects 
D)  The gender of the subjects.

Question 4

Nominal data always imply equal distances between successive scale points.

Accepted Answer

A) True 
 B)False

Question 5

The mathematical rule of "equality versus non-equality" is central to nominal data.

Accepted Answer

A) True 
 B)False

Question 6

In correlational research, the independent variable is usually placed

Accepted Answer

A)  on the abscissa 
B)  on the ordinate 
C)  on each data point 
D)  none of these, since correlational research can never be graphed 
A)  on the abscissa 
B)  on the ordinate 
C)  on each data point 
D)  none of these, since correlational research can never be graphed

Question 7

One of the fundamental requirements of all true experiments is that the different groups be

Accepted Answer

A)  equivalent at the outset. 
B)  tested under at least three different conditions. 
C)  matched on several covariates. 
D)  none of these, since in the true experiment different groups can never be 
A)  equivalent at the outset. 
B)  tested under at least three different conditions. 
C)  matched on several covariates. 
D)  none of these, since in the true experiment different groups can never be

Question 8

When a subject variable is used as an IV, it is

Accepted Answer

A)  manipulated. 
B)  assigned after the fact. 
C)  an obvious causal variable. 
D)  all of these. 
A)  manipulated. 
B)  assigned after the fact. 
C)  an obvious causal variable. 
D)  all of these.

Question 9

In evaluating the results of experimental research, secondary variance is considered to be

Accepted Answer

A)  an essential component of the design 
B)  a result of the action of the independent variable 
C)  the result of the influence of any uncontrolled, or confounding, variables 
D)  the error term in the F ratio 
A)  an essential component of the design 
B)  a result of the action of the independent variable 
C)  the result of the influence of any uncontrolled, or confounding, variables 
D)  the error term in the F ratio

Question 10

In the antecedent-consequent relationship, the dependent variable is always the antecedent variable.

Accepted Answer

A) True 
 B)False

Question 11

In experimental research on humans, the independent variable is

Accepted Answer

A)  some form of stimulus presented to the subjects 
B)  under the full, active control of the experimenter 
C)  the potential causal half of the cause-and-effect relationship 
D)  all of these 
A)  some form of stimulus presented to the subjects 
B)  under the full, active control of the experimenter 
C)  the potential causal half of the cause-and-effect relationship 
D)  all of these

Question 12

The Hawthorne effect is most likely to occur when the research design is matched-subjects.

Accepted Answer

A) True 
 B)False

Question 13

When the researcher has actively altered the environmental conditions, then the independent variable has been

Accepted Answer

A)  assigned 
B)  manipulated 
C)  confounded 
D)  strengthened 
A)  assigned 
B)  manipulated 
C)  confounded 
D)  strengthened

An example of a nominal scale would be

The Hawthorne effect occurs whenever a group of subjects changes as a direct result of the flattery and attention received from the experimenter.

In this study the dependent variable was

Nominal data always imply equal distances between successive scale points.

The mathematical rule of "equality versus non-equality" is central to nominal data.

In correlational research, the independent variable is usually placed

One of the fundamental requirements of all true experiments is that the different groups be

When a subject variable is used as an IV, it is

In evaluating the results of experimental research, secondary variance is considered to be

In the antecedent-consequent relationship, the dependent variable is always the antecedent variable.

In experimental research on humans, the independent variable is

The Hawthorne effect is most likely to occur when the research design is matched-subjects.

When the researcher has actively altered the environmental conditions, then the independent variable has been

Introduction to Statistics

Percentages, Graphs and Measures of Central Tendency

Measures of Variability

The Normal Curve and Z Score

Z Scores, T Scores and Other Normal Curve Transformations

Probability

Statistics and Parameters

Parameter Estimates

The Hypothesis of Difference

The Hypothesis of Association: Correlation

Analysis of Variance

Nominal Categorical Data and the Chi Square

Regression Analysis

Repeated-Measures and Matched-Subjects Designs Interval Data

Non-Parametrics Revisited: the Ordinal Case

Tests and Measurements

Filters

Exam 9: The Fundamentals of Research Methodology

An example of a nominal scale would be

The Hawthorne effect occurs whenever a group of subjects changes as a direct result of the flattery and attention received from the experimenter.

In this study the dependent variable was

Nominal data always imply equal distances between successive scale points.

The mathematical rule of "equality versus non-equality" is central to nominal data.

In correlational research, the independent variable is usually placed

One of the fundamental requirements of all true experiments is that the different groups be

When a subject variable is used as an IV, it is

In evaluating the results of experimental research, secondary variance is considered to be

In the antecedent-consequent relationship, the dependent variable is always the antecedent variable.

In experimental research on humans, the independent variable is

The Hawthorne effect is most likely to occur when the research design is matched-subjects.

When the researcher has actively altered the environmental conditions, then the independent variable has been

Introduction to Statistics

Percentages, Graphs and Measures of Central Tendency

Measures of Variability

The Normal Curve and Z Score

Z Scores, T Scores and Other Normal Curve Transformations

Probability

Statistics and Parameters

Parameter Estimates

The Hypothesis of Difference

The Hypothesis of Association: Correlation

Analysis of Variance

Nominal Categorical Data and the Chi Square

Regression Analysis

Repeated-Measures and Matched-Subjects Designs Interval Data

Non-Parametrics Revisited: the Ordinal Case

Tests and Measurements

Filters