Question 1

Squared multiple correlation (SMC) is used to estimate what?

Accepted Answer

A)  Random variance between variables
B)  Communality values for each variable
C)  Common variance across all variables
D)  Common variance in each independent variableE) All of the above
F) B) and C)

Question 2

Which adjustment method is used when factor scores can still correlate with each other?

Accepted Answer

A)  Bartlett method
B)  Anderson-Rubin method
C)  Neither
D)  BothE) B) and D)
F) None of the above A

Question 3

Why is there no intercept in the equation for describing factors?

Accepted Answer

A)  Because,when plotted graphically,the lines intersect at zero,so the intercept is also zero.
B)  Because there is no intercept,as each factor runs parallel to the other.
C)  Because it is too difficult to work out.
D)  Because the intercept serves no purpose in factor analysis.E) A) and B)
F) All of the above

Question 4

Within the common factor model,measured variables are expressed as what?

Accepted Answer

A)  Totals of the unique variance scores
B)  A function of common factors,unique factors,and errors of measurement
C)  The square of the standard deviation of each variable
D)  Quadratic equationsE) A) and D)
F) None of the above

Question 5

Error is also known as?

Accepted Answer

A)  Common variance
B)  Unique variance
C)  Random variance
D)  None of the aboveE) All of the above
F) B) and C) C

Question 6

Factors determined from correlation with other variables in the R-matrix are the same as the independent variables in factorial ANOVA.

Accepted Answer

A) True 
 B)False

Question 7

What is the different between these two types of rotation?

Accepted Answer

A)  There are no differences,they are the same process used on different types of data set.
B)  The factors are allowed to correlate in oblique rotation,but remain uncorrelated in orthogonal correlation.
C)  The factors are allowed to correlate in orthogonal rotation,but remain uncorrelated in oblique rotation.
D)  Orthogonal rotation is used on large data sets,whereas oblique rotation can only be used on small data sets (fewer than 25 participants) .E) None of the above
F) A) and B) B

Question 8

An R-matrix could be used to assess a participant's response to a survey on personality and character.

Accepted Answer

A) True 
 B)False

Question 9

When factor scores have a mean of 0 and a standard deviation of 1,which adjustment method has been used on factor scores?

Accepted Answer

A)  Bartlett method
B)  Anderson-Rubin method
C)  Neither
D)  BothE) B) and C)
F) A) and D)

Question 10

Based on your answer to Q4,why is this the case?

Accepted Answer

A)  Because the diagonal elements in an R-matrix never correlate very well.
B)  Because the diagonal elements in an R-matrix are randomly assigned.
C)  Because the diagonal elements in an R-matrix are impossible to predict.
D)  Because the diagonal elements in an R-matrix are the same,so will correlate perfectly.E) C) and D)
F) A) and C)

Question 11

Identification of error avoids what?

Accepted Answer

A)  Unending calculations
B)  Telling the researcher they've done something wrong
C)  Unnecessary investigations of variance
D)  Nothing,as error cannot be identified.E) All of the above
F) A) and D)

Question 12

The use of factor analysis in the social sciences is common because social science studies often research correlations with which type of variable?

Accepted Answer

A)  Latent
B)  Continuous
C)  Binary
D)  OrderedE) C) and D)
F) A) and B)

Question 13

What is principal component analysis?

Accepted Answer

A)  The process in which factor analysis is linked to ANOVA
B)  The technique used to divide the factor scores by one another
C)  A method used for calculating the square of the sum of the correlation variable scores
D)  The procedure of converting possibly correlated variables into a set of linearly uncorrelated variablesE) B) and D)
F) All of the above

Question 14

In the study described in Q2,you ask questions based on themes of interest in PhD topic,sociability with other PhD students,ability to talk about PhD studies enthusiastically,ability to talk about other students' studies,interest in an academic career beyond studies,interest in other PhD students' academic careers.You find a negative correlation between scores on the R-matrix around ability to talk about PhD studies enthusiastically,interest in an academic career beyond studies and interest in PhD topic,and a positive correlation between sociability with other PhD students,ability to talk about other students' studies and interest in other PhD students' academic careers.These two correlations are called?

Accepted Answer

A)  Links
B)  Summaries
C)  Factors
D)  MatricesE) None of the above
F) A) and D)

Question 15

Principal component analysis is concerned with establishing which linear components exist within data.

Accepted Answer

A) True 
 B)False

Question 16

Orthogonal rotation and oblique rotation are two types of what?

Accepted Answer

A)  Factor rotation
B)  Error rotation
C)  Unique rotation
D)  ANOVA rotationE) A) and B)
F) B) and C)

Question 17

In such a study,questions are grouped into themes of sociability,morals,comprehension and perception of themselves.When constructing an R-matrix,the diagonal line from top left to bottom right will show which figure?

Accepted Answer

A)  0.001
B)  0.010
C)  0.100
D)  1.000E) A) and D)
F) A) and C)

Question 18

What does ML stand for?

Accepted Answer

A)  Maximum liability
B)  More or less
C)  Minimum load
D)  Maximum likelihoodE) B) and D)
F) A) and C)

Question 19

Which of the following represents a simple analogy for factor analysis?

Accepted Answer

A)  Using all of the ingredients offered in a cooking experiment to produce the largest cake.
B)  Whisking all of the eggs available to you together,regardless of the size or structure of the cake you are making.
C)  Sieving the amount of flour given to you so that only a usable and manageable amount is used in the baking process.
D)  All of the above.E) All of the above
F) A) and B)

Question 20

Taking the scores from the R-matrix produced in Q8,and the two correlations found,what is the next stage in the analysis?

Accepted Answer

A)  Add the scores together from the R-matrix for each correlation.
B)  Represent the correlations graphically.
C)  Square the cumulative scores in the ?R-matrix for each correlation.
D)  Move on to the next study.E) B) and D)
F) C) and D)

Exam 18: Exploratory Factor Analysis

Squared multiple correlation (SMC) is used to estimate what?

Correct Answer
verified

Which adjustment method is used when factor scores can still correlate with each other?

Correct Answer
verified
A

Why is there no intercept in the equation for describing factors?

Correct Answer
verified

Within the common factor model,measured variables are expressed as what?

Correct Answer
verified

Error is also known as?

Correct Answer
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C

Factors determined from correlation with other variables in the R-matrix are the same as the independent variables in factorial ANOVA.

Correct Answer
verified

What is the different between these two types of rotation?

Correct Answer
verified
B

An R-matrix could be used to assess a participant's response to a survey on personality and character.

Correct Answer
verified

When factor scores have a mean of 0 and a standard deviation of 1,which adjustment method has been used on factor scores?

Correct Answer
verified

Based on your answer to Q4,why is this the case?

Correct Answer
verified

Identification of error avoids what?

Correct Answer
verified

The use of factor analysis in the social sciences is common because social science studies often research correlations with which type of variable?

Correct Answer
verified

What is principal component analysis?

Correct Answer
verified

Correct Answer
verified

Principal component analysis is concerned with establishing which linear components exist within data.

Correct Answer
verified

Orthogonal rotation and oblique rotation are two types of what?

Correct Answer
verified

In such a study,questions are grouped into themes of sociability,morals,comprehension and perception of themselves.When constructing an R-matrix,the diagonal line from top left to bottom right will show which figure?

Correct Answer
verified

What does ML stand for?

Correct Answer
verified

Which of the following represents a simple analogy for factor analysis?

Correct Answer
verified

Taking the scores from the R-matrix produced in Q8,and the two correlations found,what is the next stage in the analysis?

Correct Answer
verified

Exam 18: Exploratory Factor Analysis

Squared multiple correlation (SMC) is used to estimate what?

Correct AnswerverifiedShow Answer

Which adjustment method is used when factor scores can still correlate with each other?

Correct AnswerverifiedA

Why is there no intercept in the equation for describing factors?

Correct AnswerverifiedShow Answer

Within the common factor model,measured variables are expressed as what?

Correct AnswerverifiedShow Answer

Error is also known as?

Correct AnswerverifiedC

Factors determined from correlation with other variables in the R-matrix are the same as the independent variables in factorial ANOVA.

Correct AnswerverifiedShow Answer

What is the different between these two types of rotation?

Correct AnswerverifiedB

An R-matrix could be used to assess a participant's response to a survey on personality and character.

Correct AnswerverifiedShow Answer

When factor scores have a mean of 0 and a standard deviation of 1,which adjustment method has been used on factor scores?

Correct AnswerverifiedShow Answer

Based on your answer to Q4,why is this the case?

Correct AnswerverifiedShow Answer

Identification of error avoids what?

Correct AnswerverifiedShow Answer

The use of factor analysis in the social sciences is common because social science studies often research correlations with which type of variable?

Correct AnswerverifiedShow Answer

What is principal component analysis?

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

Principal component analysis is concerned with establishing which linear components exist within data.

Correct AnswerverifiedShow Answer

Orthogonal rotation and oblique rotation are two types of what?

Correct AnswerverifiedShow Answer

In such a study,questions are grouped into themes of sociability,morals,comprehension and perception of themselves.When constructing an R-matrix,the diagonal line from top left to bottom right will show which figure?

Correct AnswerverifiedShow Answer

What does ML stand for?

Correct AnswerverifiedShow Answer

Which of the following represents a simple analogy for factor analysis?

Correct AnswerverifiedShow Answer

Taking the scores from the R-matrix produced in Q8,and the two correlations found,what is the next stage in the analysis?

Correct AnswerverifiedShow Answer

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A

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C

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B

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