Question 1

Today,when someone tells you what their recently measured "IQ" is,the value quoted is most likely

Accepted Answer

A)  a standard score. 
B)  a z-score. 
C)  a T-score. 
D)  a quotient. 
A)  a standard score. 
B)  a z-score. 
C)  a T-score. 
D)  a quotient.

Question 2

In theory,the distribution of the normal curve ranges from

Accepted Answer

A)  +3 to -3. 
B)  0 to 100. 
C)  0 to infinity. 
D)  negative infinity to positive infinity. 
A)  +3 to -3. 
B)  0 to 100. 
C)  0 to infinity. 
D)  negative infinity to positive infinity.

Question 3

Which quartile may also be referred to as the median?

Accepted Answer

A)  the first quartile 
B)  the second quartile 
C)  the third quartile 
D)  the fourth quartile 
A)  the first quartile 
B)  the second quartile 
C)  the third quartile 
D)  the fourth quartile

Question 4

For which type of data is the mode most frequently used?

Accepted Answer

A)  nominal data 
B)  ordinal data 
C)  interval data 
D)  ratio data 
A)  nominal data 
B)  ordinal data 
C)  interval data 
D)  ratio data

Question 5

A meta-analytic review of the literature on a particular psychological test can yield

Accepted Answer

A)  insights of theoretical value. 
B)  insights of applied value. 
C)  insights regarding revised ways to score the test. 
D)  All of these 
A)  insights of theoretical value. 
B)  insights of applied value. 
C)  insights regarding revised ways to score the test. 
D)  All of these

Question 6

If all scores in a set of test scores were the same,the variance would be equal to

Accepted Answer

A)  zero. 
B)  one. 
C)  two. 
D)  None of these 
A)  zero. 
B)  one. 
C)  two. 
D)  None of these

Question 7

The coefficient of determination is calculated by

Accepted Answer

A)  multiplying the correlation coefficient by 100. 
B)  squaring the correlation coefficient and multiplying by 100. 
C)  multiplying the correlation coefficient by the sample size. 
D)  squaring the mean of each of the variables and then summing them. 
A)  multiplying the correlation coefficient by 100. 
B)  squaring the correlation coefficient and multiplying by 100. 
C)  multiplying the correlation coefficient by the sample size. 
D)  squaring the mean of each of the variables and then summing them.

Question 8

In a distribution that is positively skewed,what is the relationship between the measures of central tendency?

Accepted Answer

A)  The mean, the median, and the mode are equal. 
B)  The mean is greater than the median, which is greater than the mode. 
C)  The mean is greater than the mode, which is greater than the median. 
D)  The standard deviation is larger than the variance, which is larger than the range. 
A)  The mean, the median, and the mode are equal. 
B)  The mean is greater than the median, which is greater than the mode. 
C)  The mean is greater than the mode, which is greater than the median. 
D)  The standard deviation is larger than the variance, which is larger than the range.

Question 9

The purpose of deriving a standard deviation of a distribution is

Accepted Answer

A)  to average all the scores in a distribution. 
B)  to determine the central value of the scores in a distribution. 
C)  to determine the dispersion of scores around the mean of a distribution. 
D)  to determine the range of scores in each of the quartiles of a distribution. 
A)  to average all the scores in a distribution. 
B)  to determine the central value of the scores in a distribution. 
C)  to determine the dispersion of scores around the mean of a distribution. 
D)  to determine the range of scores in each of the quartiles of a distribution.

Question 10

For which type of distribution of scores is the mean the preferred measure of central tendency?

Accepted Answer

A)  a symmetrical distribution 
B)  a skewed distribution 
C)  a flat distribution 
D)  a curved distribution 
A)  a symmetrical distribution 
B)  a skewed distribution 
C)  a flat distribution 
D)  a curved distribution

Question 11

The mean for the set of scores 8,9,and 7 is

Accepted Answer

A)  7. 
B)  8. 
C)  9. 
D)  24. 
A)  7. 
B)  8. 
C)  9. 
D)  24.

Question 12

Statistical tools are used for

Accepted Answer

A)  describing numbers. 
B)  making inferences about numbers. 
C)  drawing conclusions about numbers. 
D)  All of these 
A)  describing numbers. 
B)  making inferences about numbers. 
C)  drawing conclusions about numbers. 
D)  All of these

Question 13

As reported in your textbook by Dr.Joni Mihura,a 1952 study authored by Hans Eysenck concluded that

Accepted Answer

A)  the Rorschach was inappropriate for administration to children. 
B)  all personality tests lacked reliability. 
C)  psychodiagnosis was more an art than a science. 
D)  psychotherapy doesn't work. 
A)  the Rorschach was inappropriate for administration to children. 
B)  all personality tests lacked reliability. 
C)  psychodiagnosis was more an art than a science. 
D)  psychotherapy doesn't work.

Question 14

Which of the following statistics is derived by calculating the difference between the highest and lowest scores in a distribution?

Accepted Answer

A)  average deviation 
B)  variance 
C)  standard deviation 
D)  range 
A)  average deviation 
B)  variance 
C)  standard deviation 
D)  range

Question 15

What is an advantage of T scores over z scores?

Accepted Answer

A)  z scores have no negative numbers 
B)  T scores have no negative numbers 
C)  T scores are more precise 
D)  a T score has greater statistical flexibility 
A)  z scores have no negative numbers 
B)  T scores have no negative numbers 
C)  T scores are more precise 
D)  a T score has greater statistical flexibility

Question 16

Most scores on tests that measure psychological variables

Accepted Answer

A)  are continuous. 
B)  are discrete. 
C)  are error-free. 
D)  lack discretion. 
A)  are continuous. 
B)  are discrete. 
C)  are error-free. 
D)  lack discretion.

Question 17

If the mean of a distribution is 5 and the standard deviation is 3,what is the z score that is equivalent to a raw score of 11?

Accepted Answer

A)  2 
B)  -2 
C)  55 
D)  4 
A)  2 
B)  -2 
C)  55 
D)  4

Question 18

The distribution of scores from a "Citywide Math Test" scores results in a mean of 70 and a standard deviation of 12.Here,a score equal to 2 standard deviations above the mean would be:

Accepted Answer

A)  72. 
B)  82. 
C)  84. 
D)  94. 
A)  72. 
B)  82. 
C)  84. 
D)  94.

Question 19

If the mean of a distribution is 7 and the standard deviation is 2,what is the z score that is equivalent to a raw score of 3?

Accepted Answer

A)  2 
B)  -2 
C)  3 
D)  6 
A)  2 
B)  -2 
C)  3 
D)  6

Question 20

A nonlinear transformation is used to convert a raw score to

Accepted Answer

A)  an IQ score. 
B)  a z score. 
C)  a normalized score. 
D)  None of these 
A)  an IQ score. 
B)  a z score. 
C)  a normalized score. 
D)  None of these

Today,when someone tells you what their recently measured "IQ" is,the value quoted is most likely

In theory,the distribution of the normal curve ranges from

Which quartile may also be referred to as the median?

For which type of data is the mode most frequently used?

A meta-analytic review of the literature on a particular psychological test can yield

If all scores in a set of test scores were the same,the variance would be equal to

The coefficient of determination is calculated by

In a distribution that is positively skewed,what is the relationship between the measures of central tendency?

The purpose of deriving a standard deviation of a distribution is

For which type of distribution of scores is the mean the preferred measure of central tendency?

The mean for the set of scores 8,9,and 7 is

Statistical tools are used for

As reported in your textbook by Dr.Joni Mihura,a 1952 study authored by Hans Eysenck concluded that

Which of the following statistics is derived by calculating the difference between the highest and lowest scores in a distribution?

What is an advantage of T scores over z scores?

Most scores on tests that measure psychological variables

If the mean of a distribution is 5 and the standard deviation is 3,what is the z score that is equivalent to a raw score of 11?

The distribution of scores from a "Citywide Math Test" scores results in a mean of 70 and a standard deviation of 12.Here,a score equal to 2 standard deviations above the mean would be:

If the mean of a distribution is 7 and the standard deviation is 2,what is the z score that is equivalent to a raw score of 3?

A nonlinear transformation is used to convert a raw score to

Psychological Testing and Assessment

Historical, Cultural, and Legalethical Considerations

Of Tests and Testing

Reliability

Validity

Utility

Test Development

Intelligence and Its Measurement

Assessment for Education

Personality Assessment: an Overview

Personality Assessment Methods

Clinical and Counseling Assessment

Neuropsychological Assessment

Assessment,Careers,and Business

Filters

Exam 3: A Statistics Refresher

Today,when someone tells you what their recently measured "IQ" is,the value quoted is most likely

In theory,the distribution of the normal curve ranges from

Which quartile may also be referred to as the median?

For which type of data is the mode most frequently used?

A meta-analytic review of the literature on a particular psychological test can yield

If all scores in a set of test scores were the same,the variance would be equal to

The coefficient of determination is calculated by

In a distribution that is positively skewed,what is the relationship between the measures of central tendency?

The purpose of deriving a standard deviation of a distribution is

For which type of distribution of scores is the mean the preferred measure of central tendency?

The mean for the set of scores 8,9,and 7 is

Statistical tools are used for

As reported in your textbook by Dr.Joni Mihura,a 1952 study authored by Hans Eysenck concluded that

Which of the following statistics is derived by calculating the difference between the highest and lowest scores in a distribution?

What is an advantage of T scores over z scores?

Most scores on tests that measure psychological variables

If the mean of a distribution is 5 and the standard deviation is 3,what is the z score that is equivalent to a raw score of 11?

The distribution of scores from a "Citywide Math Test" scores results in a mean of 70 and a standard deviation of 12.Here,a score equal to 2 standard deviations above the mean would be:

If the mean of a distribution is 7 and the standard deviation is 2,what is the z score that is equivalent to a raw score of 3?

A nonlinear transformation is used to convert a raw score to

Psychological Testing and Assessment

Historical, Cultural, and Legalethical Considerations

Of Tests and Testing

Reliability

Validity

Utility

Test Development

Intelligence and Its Measurement

Assessment for Education

Personality Assessment: an Overview

Personality Assessment Methods

Clinical and Counseling Assessment

Neuropsychological Assessment

Assessment,Careers,and Business

Filters