Question 1

The range of the product-moment correlation coefficient is

Accepted Answer

A)  -1.00 to .00. 
B)  -1.00 to +.50. 
C)  -.50 to 1.00. 
D)  -1.00 to 1.00. 
A)  -1.00 to .00. 
B)  -1.00 to +.50. 
C)  -.50 to 1.00. 
D)  -1.00 to 1.00.

Question 2

Most psychological measurement can be characterized as being at a nominal level or lower.

Accepted Answer

A) True 
 B)False

Question 3

Consider the following group of scores: 5, 5, 5, 6, 7, 8, 9, 10. Without making any computations, which of the following two assertions do you consider to be true? (1) the mean is greater than the median;(2) the mode is less than the mean.

Accepted Answer

A)  Both 1 and 2 are true. 
B)  Neither 1 nor 2 is true. 
C)  Only 1 is true. 
D)  Only 2 is true. 
A)  Both 1 and 2 are true. 
B)  Neither 1 nor 2 is true. 
C)  Only 1 is true. 
D)  Only 2 is true.

Question 4

The statistical method of "co-relations" was introduced by

Accepted Answer

A)  Charles Darwin. 
B)  Francis Galton. 
C)  Charles Spearman. 
D)  Louis Thurstone. 
A)  Charles Darwin. 
B)  Francis Galton. 
C)  Charles Spearman. 
D)  Louis Thurstone.

Question 5

If John's IQ is 120 and Joe's IQ is 60, then John is twice as intelligent as Joe.

Accepted Answer

A) True 
 B)False

Question 6

If 50% of the variability in the scores on a test having a reliability of .90 is attributable to common factors, then the specificity of the test is __________ and the proportion of the test?s total variance that is due to error is __________.

Accepted Answer

A)  .10, .40 
B)  .10, .50 
C)  .40, .10 
D)  .50, .10 
A)  .10, .40 
B)  .10, .50 
C)  .40, .10 
D)  .50, .10

Question 7

Semi-interquartile range is to standard deviation as

Accepted Answer

A)  mean is to mode. 
B)  median is to mean. 
C)  median is to mode. 
D)  mode is to mean. 
E)  mode is to median. 
A)  mean is to mode. 
B)  median is to mean. 
C)  median is to mode. 
D)  mode is to mean. 
E)  mode is to median.

Question 8

Standard scores on an intelligence test are an example of measurement at a ratio level.

Accepted Answer

A) True 
 B)False

Question 9

It is more common for test scores to be positively skewed than negatively skewed.

Accepted Answer

A) True 
 B)False

Question 10

Communality plus specificity equals

Accepted Answer

A)  error variance. 
B)  reliability. 
C)  validity. 
D)  true variance. 
A)  error variance. 
B)  reliability. 
C)  validity. 
D)  true variance.

Question 11

The median is a more representative average than the arithmetic mean when the frequency distribution of scores is highly skewed.

Accepted Answer

A) True 
 B)False

Question 12

The prediction of Y from X is just as accurate when r = -.50 as when r = .50.

Accepted Answer

A) True 
 B)False

Question 13

Match the descriptive phrase with statistical term :
-number of people making each score

Accepted Answer

A)  frequency distribution 
B)  semi-interquartile 
A)  frequency distribution 
B)  semi-interquartile

Question 14

If 60% of the scores on an achievement test are low and 40% are high, the frequency distribution is

Accepted Answer

A)  negatively skewed. 
B)  negatively spread. 
C)  positively skewed. 
D)  positively spread. 
A)  negatively skewed. 
B)  negatively spread. 
C)  positively skewed. 
D)  positively spread.

Question 15

When and how is a factor analysis of a set of n scores on m variables conducted, and in what way are the results interpreted?

Accepted Answer

Factor analysis of a set of n scores on

Question 16

What are ʺcorrelation coefficientsʺ and ʺlinear regression,ʺ and for what purposes are they employed?

Accepted Answer

Correlation coefficients and linear regr

Question 17

Which of the following measures of variability should be reported when the arithmetic mean is the measure of average?

Accepted Answer

A)  average deviation 
B)  range 
C)  semi-interquartile range 
D)  standard deviation 
A)  average deviation 
B)  range 
C)  semi-interquartile range 
D)  standard deviation

Question 18

Factors can be loaded on tests, but tests cannot be loaded on factors.

Accepted Answer

A) True 
 B)False

The range of the product-moment correlation coefficient is

Most psychological measurement can be characterized as being at a nominal level or lower.

Consider the following group of scores: 5, 5, 5, 6, 7, 8, 9, 10. Without making any computations, which of the following two assertions do you consider to be true? (1) the mean is greater than the median;(2) the mode is less than the mean.

The statistical method of "co-relations" was introduced by

If John's IQ is 120 and Joe's IQ is 60, then John is twice as intelligent as Joe.

If 50% of the variability in the scores on a test having a reliability of .90 is attributable to common factors, then the specificity of the test is and the proportion of the test?s total variance that is due to error is .

Semi-interquartile range is to standard deviation as

Standard scores on an intelligence test are an example of measurement at a ratio level.

It is more common for test scores to be positively skewed than negatively skewed.

Communality plus specificity equals

The median is a more representative average than the arithmetic mean when the frequency distribution of scores is highly skewed.

The prediction of Y from X is just as accurate when r = -.50 as when r = .50.

Match the descriptive phrase with statistical term : -number of people making each score

If 60% of the scores on an achievement test are low and 40% are high, the frequency distribution is

When and how is a factor analysis of a set of n scores on m variables conducted, and in what way are the results interpreted?

What are ʺcorrelation coefficientsʺ and ʺlinear regression,ʺ and for what purposes are they employed?

Which of the following measures of variability should be reported when the arithmetic mean is the measure of average?

Factors can be loaded on tests, but tests cannot be loaded on factors.

Historical and Professional Matters

Test Design and Construction

Administration and Scoring of Tests

Item Analysis and Standardization of Tests

Reliability and Validity

Intelligence Testing

Individual and Group Differences in Mental Abilities

Neuropsychological Assessment

Standardized Achievement Tests

Applications and Issues in Ability Testing

Testing Special Abilities

Vocational Interests

Attitudes, Values, and Personal Orientations

Personality Assessment: Origins,applications, and Issues

Observations and Interviews

Rating Scales and Checklists

Personality Inventories

Projective Techniques

Filters

Exam 19: Appendix A: Measurement and Statistics

The range of the product-moment correlation coefficient is

Most psychological measurement can be characterized as being at a nominal level or lower.

Consider the following group of scores: 5, 5, 5, 6, 7, 8, 9, 10. Without making any computations, which of the following two assertions do you consider to be true? (1) the mean is greater than the median;(2) the mode is less than the mean.

The statistical method of "co-relations" was introduced by

If John's IQ is 120 and Joe's IQ is 60, then John is twice as intelligent as Joe.

If 50% of the variability in the scores on a test having a reliability of .90 is attributable to common factors, then the specificity of the test is __________ and the proportion of the test?s total variance that is due to error is __________.

Semi-interquartile range is to standard deviation as

Standard scores on an intelligence test are an example of measurement at a ratio level.

It is more common for test scores to be positively skewed than negatively skewed.

Communality plus specificity equals

The median is a more representative average than the arithmetic mean when the frequency distribution of scores is highly skewed.

The prediction of Y from X is just as accurate when r = -.50 as when r = .50.

Match the descriptive phrase with statistical term : -number of people making each score

If 60% of the scores on an achievement test are low and 40% are high, the frequency distribution is

When and how is a factor analysis of a set of n scores on m variables conducted, and in what way are the results interpreted?

What are ʺcorrelation coefficientsʺ and ʺlinear regression,ʺ and for what purposes are they employed?

Which of the following measures of variability should be reported when the arithmetic mean is the measure of average?

Factors can be loaded on tests, but tests cannot be loaded on factors.

Historical and Professional Matters

Test Design and Construction

Administration and Scoring of Tests

Item Analysis and Standardization of Tests

Reliability and Validity

Intelligence Testing

Individual and Group Differences in Mental Abilities

Neuropsychological Assessment

Standardized Achievement Tests

Applications and Issues in Ability Testing

Testing Special Abilities

Vocational Interests

Attitudes, Values, and Personal Orientations

Personality Assessment: Origins,applications, and Issues

Observations and Interviews

Rating Scales and Checklists

Personality Inventories

Projective Techniques

Filters

If 50% of the variability in the scores on a test having a reliability of .90 is attributable to common factors, then the specificity of the test is and the proportion of the test?s total variance that is due to error is .