Question 1

A raw score which falls exactly at the 5th decile, must convert to a T score of

Accepted Answer

A)  50 
B)  100 
C)  0 
D)  none of these 
A)  50 
B)  100 
C)  0 
D)  none of these

Question 2

If someone were to score at the 16th 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 3

When T equals 50, then the raw score 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 4

A percentile rank of 95 indicates that

Accepted Answer

A)  95% of the distribution is above it 
B)  47 and a half % of the distribution is above it 
C)  95% of the distribution is below it 
D)  47 and a half % of the distribution is below it 
A)  95% of the distribution is above it 
B)  47 and a half % of the distribution is above it 
C)  95% of the distribution is below it 
D)  47 and a half % of the distribution is below it

Question 5

A percentile rank of 85 indicates that

Accepted Answer

A)  15% of the distribution is below it 
B)  35% of the distribution is below it 
C)  35% of the distribution is between it and the mean 
D)  it is below the mean 
A)  15% of the distribution is below it 
B)  35% of the distribution is below it 
C)  35% of the distribution is between it and the mean 
D)  it is below the mean

Question 6

If the standard deviation of a normal distribution were equal to 15 and someone had a raw score of 122, which fell at the 90th percentile, then the mean

Accepted Answer

A)  must be greater than 122 
B)  must be less than 122 
C)  must be between 90 and 122 
D)  could not be found from the above information 
A)  must be greater than 122 
B)  must be less than 122 
C)  must be between 90 and 122 
D)  could not be found from the above information

Question 7

With an SD of 15, a raw score of 115 is at the 84th percentile, Find the mean of the raw score distribution.

Accepted Answer

The answer of With an SD of 15, a raw...

Question 8

The T score can only be used

Accepted Answer

A)  when the mean of the raw score distribution equals 50 
B)  when the z score distribution is no longer normal 
C)  when the mean of the raw score distribution is 100 
D)  when the distribution is normal 
A)  when the mean of the raw score distribution equals 50 
B)  when the z score distribution is no longer normal 
C)  when the mean of the raw score distribution is 100 
D)  when the distribution is normal

Question 9

The T score on a certain distribution is 20. The mean of the raw score distribution is 100 with an SD of 14.97. What is the value of the raw score?

Accepted Answer

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

Question 10

The mean is 100, with an SD of 15. What raw score would fall at the 11th percentile?

Accepted Answer

The answer of The mean is 100, with an SD...

Question 11

A raw score which is at the 50th percentile translates into a T score of

Accepted Answer

A)  50 
B)  10 
C)  70 
D)  cannot tell from information given 
A)  50 
B)  10 
C)  70 
D)  cannot tell from information given

Question 12

The standard deviation of the T distribution must always be greater than 50.

Accepted Answer

A) True 
 B)False

Question 13

When a raw score converts to a percentile of greater than 50, then the resulting T score must be

Accepted Answer

A)  negative 
B)  equal to 10 
C)  equal to the z score 
D)  greater than 50 
A)  negative 
B)  equal to 10 
C)  equal to the z score 
D)  greater than 50

Question 14

When a T score is greater than 50, so too is its equivalent percentile.

Accepted Answer

A) True 
 B)False

Question 15

With an SD of 7, a raw score of 25 is at the 40th percentile, Find the mean of the raw score distribution.

Accepted Answer

The answer of With an SD of 7, a raw...

Question 16

All z scores falling to the left of the mean

Accepted Answer

A)  must be given negative signs 
B)  must result in negative percentiles 
C)  must result in negative raw scores 
D)  none of these 
A)  must be given negative signs 
B)  must result in negative percentiles 
C)  must result in negative raw scores 
D)  none of these

Question 17

On a distribution with a mean of 75 and an SD of 15, what raw score falls at the 95th percentile?

Accepted Answer

The answer of On a distribution with a mean of...

Question 18

The value of the mean of the T score distribution is always equal to

Accepted Answer

A)  the value of the raw score mean 
B)  the value of the z score mean 
C)  the value of the standard deviation 
D)  50 
A)  the value of the raw score mean 
B)  the value of the z score mean 
C)  the value of the standard deviation 
D)  50

Question 19

Any percentile which is greater than 50 will convert into a raw score

Accepted Answer

A)  which is greater than 50 
B)  which is to the left of the mean 
C)  which is greater than the mean 
D)  which is larger than the value of the percentile 
A)  which is greater than 50 
B)  which is to the left of the mean 
C)  which is greater than the mean 
D)  which is larger than the value of the percentile

Question 20

A T score of 30 is equal to a z score of

Accepted Answer

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

A raw score which falls exactly at the 5th decile, must convert to a T score of

If someone were to score at the 16th percentile, the resulting z score would be approximately

When T equals 50, then the raw score must equal

A percentile rank of 95 indicates that

A percentile rank of 85 indicates that

If the standard deviation of a normal distribution were equal to 15 and someone had a raw score of 122, which fell at the 90th percentile, then the mean

With an SD of 15, a raw score of 115 is at the 84th percentile, Find the mean of the raw score distribution.

The T score can only be used

The T score on a certain distribution is 20. The mean of the raw score distribution is 100 with an SD of 14.97. What is the value of the raw score?

The mean is 100, with an SD of 15. What raw score would fall at the 11th percentile?

A raw score which is at the 50th percentile translates into a T score of

The standard deviation of the T distribution must always be greater than 50.

When a raw score converts to a percentile of greater than 50, then the resulting T score must be

When a T score is greater than 50, so too is its equivalent percentile.

With an SD of 7, a raw score of 25 is at the 40th percentile, Find the mean of the raw score distribution.

All z scores falling to the left of the mean

On a distribution with a mean of 75 and an SD of 15, what raw score falls at the 95th percentile?

The value of the mean of the T score distribution is always equal to

Any percentile which is greater than 50 will convert into a raw score

A T score of 30 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

A raw score which falls exactly at the 5th decile, must convert to a T score of

If someone were to score at the 16th percentile, the resulting z score would be approximately

When T equals 50, then the raw score must equal

A percentile rank of 95 indicates that

A percentile rank of 85 indicates that

If the standard deviation of a normal distribution were equal to 15 and someone had a raw score of 122, which fell at the 90th percentile, then the mean

With an SD of 15, a raw score of 115 is at the 84th percentile, Find the mean of the raw score distribution.

The T score can only be used

The T score on a certain distribution is 20. The mean of the raw score distribution is 100 with an SD of 14.97. What is the value of the raw score?

The mean is 100, with an SD of 15. What raw score would fall at the 11th percentile?

A raw score which is at the 50th percentile translates into a T score of

The standard deviation of the T distribution must always be greater than 50.

When a raw score converts to a percentile of greater than 50, then the resulting T score must be

When a T score is greater than 50, so too is its equivalent percentile.

With an SD of 7, a raw score of 25 is at the 40th percentile, Find the mean of the raw score distribution.

All z scores falling to the left of the mean

On a distribution with a mean of 75 and an SD of 15, what raw score falls at the 95th percentile?

The value of the mean of the T score distribution is always equal to

Any percentile which is greater than 50 will convert into a raw score

A T score of 30 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