Question 1

With an SD of 10, a raw score of 60 is at the 58th percentile, Find the mean of the raw score distribution.

Accepted Answer

The answer of With an SD of 10, a raw...

Question 2

All z scores greater than 0 must coincide with percentiles which are greater than 50.

Accepted Answer

A) True 
 B)False

Question 3

For a given raw score to be converted into a z score, one must know both the mean and standard deviation of the raw score distribution.

Accepted Answer

A) True 
 B)False

Question 4

The T score on a certain distribution is 57. The mean of the raw score distribution is 95 with an SD of 10.51. What is the value of the raw score?

Accepted Answer

The answer of The T score on a certain distribution...

Question 5

The T score on a certain distribution is 75. The mean of the raw score distribution is 430 with an SD of 82. What is the value of the raw score?

Accepted Answer

The answer of The T score on a certain distribution...

Question 6

For the questions  below ,find the T score.
-z = 1.65

Accepted Answer

The answer of For the questions  below ,find the...

Question 7

A raw score which falls exactly at the second quartile, must convert to a T score of

Accepted Answer

A)  50 
B)  100 
C)  0 
D)  10 
A)  50 
B)  100 
C)  0 
D)  10

Question 8

If someone were to score at the 84th percentile, the resulting z score would be approximately

Accepted Answer

A)  .50 
B)  1.00 
C)  .34 
D)  none of these, since a percentile never yields a z score 
A)  .50 
B)  1.00 
C)  .34 
D)  none of these, since a percentile never yields a z score

Question 9

When the standard deviation of the raw score distribution equals 10, then the mean of the raw score distribution must equal

Accepted Answer

A)  50 
B)  100 
C)  15 
D)  cannot tell from information given 
A)  50 
B)  100 
C)  15 
D)  cannot tell from information given

Question 10

When converting a z score into a raw score, anytime the z score is positive in sign

Accepted Answer

A)  so too will be the raw score 
B)  so too will be the mean 
C)  the value of the raw score will be greater than the mean 
D)  none of these, since the conversion can only be made when z is negative 
A)  so too will be the raw score 
B)  so too will be the mean 
C)  the value of the raw score will be greater than the mean 
D)  none of these, since the conversion can only be made when z is negative

Question 11

With a mean of 68 and an SD of 3.07, find the T score for a raw score of 65.

Accepted Answer

The answer of With a mean of 68 and an...

Question 12

The mean equals 30. One individual scores at the 26th percentile and has a raw score of 26. What is the standard deviation?

Accepted Answer

The answer of The mean equals 30. One individual scores...

Question 13

The mean on a test is 90, with an SD of 20. What raw score would be equivalent to a percentile rank of 29?

Accepted Answer

The answer of The mean on a test is 90,...

Question 14

If the T score equals 51, then the equivalent raw score

Accepted Answer

A)  must be greater than 100 
B)  must be less than 100 
C)  must be greater than the raw score mean 
D)  must be greater than the T score mean 
A)  must be greater than 100 
B)  must be less than 100 
C)  must be greater than the raw score mean 
D)  must be greater than the T score mean

Question 15

Whenever the z score equation is used in order to calculate the mean, the mean must always be greater than the raw score

Accepted Answer

A)  when the raw score has a percentile value of less than 50 
B)  when the raw score has a percentile value of greater than 50 
C)  when the raw score is negative 
D)  when the z score is positive 
A)  when the raw score has a percentile value of less than 50 
B)  when the raw score has a percentile value of greater than 50 
C)  when the raw score is negative 
D)  when the z score is positive

Question 16

A certain raw score equals 85 and is at the 15th percentile. The standard deviation is 15.27. What is the mean of the distribution?

Accepted Answer

The answer of A certain raw score equals 85 and...

Question 17

With a mean of 15 and an SD of 2.38, find the T score for a raw score of 12.

Accepted Answer

The answer of With a mean of 15 and an...

Question 18

When T equals 50, then z must equal

Accepted Answer

A)  50 
B)  10 
C)  0 
D)  cannot tell from the above information 
A)  50 
B)  10 
C)  0 
D)  cannot tell from the above information

Question 19

A certain raw score equals 12 and has a percentile rank of 30. The standard deviation is 2.93. What is the mean of the distribution?

Accepted Answer

The answer of A certain raw score equals 12 and...

Question 20

A T score of 60 is equal to a z score of

Accepted Answer

A)  0 
B)  +2 
C)  +1 
D)  50 
A)  0 
B)  +2 
C)  +1 
D)  50

With an SD of 10, a raw score of 60 is at the 58th percentile, Find the mean of the raw score distribution.

All z scores greater than 0 must coincide with percentiles which are greater than 50.

For a given raw score to be converted into a z score, one must know both the mean and standard deviation of the raw score distribution.

The T score on a certain distribution is 57. The mean of the raw score distribution is 95 with an SD of 10.51. What is the value of the raw score?

The T score on a certain distribution is 75. The mean of the raw score distribution is 430 with an SD of 82. What is the value of the raw score?

For the questions below ,find the T score. -z = 1.65

A raw score which falls exactly at the second quartile, must convert to a T score of

If someone were to score at the 84th percentile, the resulting z score would be approximately

When the standard deviation of the raw score distribution equals 10, then the mean of the raw score distribution must equal

When converting a z score into a raw score, anytime the z score is positive in sign

With a mean of 68 and an SD of 3.07, find the T score for a raw score of 65.

The mean equals 30. One individual scores at the 26th percentile and has a raw score of 26. What is the standard deviation?

The mean on a test is 90, with an SD of 20. What raw score would be equivalent to a percentile rank of 29?

If the T score equals 51, then the equivalent raw score

Whenever the z score equation is used in order to calculate the mean, the mean must always be greater than the raw score

A certain raw score equals 85 and is at the 15th percentile. The standard deviation is 15.27. What is the mean of the distribution?

With a mean of 15 and an SD of 2.38, find the T score for a raw score of 12.

When T equals 50, then z must equal

A certain raw score equals 12 and has a percentile rank of 30. The standard deviation is 2.93. What is the mean of the distribution?

A T score of 60 is equal to a z score of

Introduction to Statistics

Percentages, Graphs and Measures of Central Tendency

Measures of Variability

The Normal Curve and Z Score

Probability

Statistics and Parameters

Parameter Estimates

The Fundamentals of Research Methodology

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 5: Z Scores, T Scores and Other Normal Curve Transformations

With an SD of 10, a raw score of 60 is at the 58th percentile, Find the mean of the raw score distribution.

All z scores greater than 0 must coincide with percentiles which are greater than 50.

For a given raw score to be converted into a z score, one must know both the mean and standard deviation of the raw score distribution.

The T score on a certain distribution is 57. The mean of the raw score distribution is 95 with an SD of 10.51. What is the value of the raw score?

The T score on a certain distribution is 75. The mean of the raw score distribution is 430 with an SD of 82. What is the value of the raw score?

For the questions below ,find the T score. -z = 1.65

A raw score which falls exactly at the second quartile, must convert to a T score of

If someone were to score at the 84th percentile, the resulting z score would be approximately

When the standard deviation of the raw score distribution equals 10, then the mean of the raw score distribution must equal

When converting a z score into a raw score, anytime the z score is positive in sign

With a mean of 68 and an SD of 3.07, find the T score for a raw score of 65.

The mean equals 30. One individual scores at the 26th percentile and has a raw score of 26. What is the standard deviation?

The mean on a test is 90, with an SD of 20. What raw score would be equivalent to a percentile rank of 29?

If the T score equals 51, then the equivalent raw score

Whenever the z score equation is used in order to calculate the mean, the mean must always be greater than the raw score

A certain raw score equals 85 and is at the 15th percentile. The standard deviation is 15.27. What is the mean of the distribution?

With a mean of 15 and an SD of 2.38, find the T score for a raw score of 12.

When T equals 50, then z must equal

A certain raw score equals 12 and has a percentile rank of 30. The standard deviation is 2.93. What is the mean of the distribution?

A T score of 60 is equal to a z score of

Introduction to Statistics

Percentages, Graphs and Measures of Central Tendency

Measures of Variability

The Normal Curve and Z Score

Probability

Statistics and Parameters

Parameter Estimates

The Fundamentals of Research Methodology

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