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Multiple-Choice Quiz
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1
If analyst Michael needs statistical techniques which focus upon and bring out the structure of simultaneous relationships among three or more variables, he will use _____ techniques.
A)bivariate
B)multivariate
C)parametric
D)nonparametric
E)ratio
2
Analyst Susan needs a statistical technique that identifies homogenous subgroups. She should use _____.
A)Factor analysis
B)Multivariate analysis of variance
C)Cluster analysis
D)Multidimensional scaling
E)Discriminant analysis
3
A fellow Analyst has recommended discriminant analysis to Thomas for a study he is analyzing. He should only use this if he is _____.
A)working to identify homogeneous subgroups
B)working to identify patterns underlying combinations of the original variables capable of summarizing the original set
C)working to develop a perceptual map of the locations of some objects relative to others
D)working to predict or explain the value for a dependent variable using the values of independent variables
E)working with two or more independent, metric variables to classify observations into categories of a nominal, dependent variable
4
Analyst Sara is developing a regression equation. The _____ indicates the level of influence X exerts on Y.
A)ε
B)Y
C)β
D)α
E)F test
5
Analyst Thuy is looking for the presence of collinearity. She should be looking for a VIF index of _____.
A)10
B)20
C)40
D)50
E)80
6
The difference between MANOVA and ANOVA is that MANOVA has the ability to handle _____.
A)several dependent variables
B)several independent variables
C)nonmetric, independent variables
D)data that are not normally distributed
E)data with large error terms
7
Analyst Jane must choose a statistical technique that will help her determine the relative importance consumers attach to color, GPS, and stereo quality in the purchase of a new car and the utilities they attach to the levels of each attribute. She should use _____.
A)Discriminant analysis
B)Regression
C)MANOVA
D)Conjoint analysis
E)Factor analysis
8
Analyst Sam is studying data to discovering patterns among the variables in order to determine if an underlying combination of the original variables can summarize the original set. He should use _____.
A)Multidimensional scaling
B)Factor analysis
C)Conjoint analysis
D)Discriminant analysis
E)MANOVA
9
Analyst George is looking for a technique that will provide a more simple and interpretable picture of the relationships between factors and variables? He should use _____.
A)rotation
B)regression
C)resistance
D)principal components
E)residual analysis
10
Analyst Jason is doing a factor analysis. What will he look at to determine on which factor a variable is loading?
A)He will know by the p value
B)He will know by assessing the eigenvalues
C)He will know by identifying the highest factor loading
D)He will know by rotating the correlation matrix
E)all of the above





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