Deck 8: Measurement

Question 1

The median is the score that is in the 50th percentile.

Answer 1

True

Question 2

Correlation analysis can only assess the relationship between two variables.

Answer 2

True

Question 3

Information about important outcomes of the staffing process is called ________.

A) predictive data
B) criterion data
C) reliability
D) validity

Answer 3

B

Question 4

Standard scores are raw scores that have been converted into an expression of the percentage of people who score at or below that score.

Question 5

Edwin is the HR manager at a customer care unit with close to 1,000 employees.He wants to statistically analyze the service data to make the recruitment process more effective by identifying desirable and undesirable qualities of employees.Edwin decides to use ratio measurement to measure the customer handling time for each employee.Which of the following,if true,would specifically support the decision to gauge turnaround time using ratio measurement?

A) Edwin plans to analyze the data using techniques such as correlation and statistical modeling.
B) Edwin wants to measure call data accurately by using an absolute scale.
C) Edwin is trying to obtain a ranking of the employees rather than finding the extent of difference in productivity.
D) Edwin wants to reduce the complexity of the observations drawn from the analysis.

Question 6

Predictive data is information used to ________.

A) measure important outcomes of the staffing process
B) categorize people into appropriate labels
C) make projections about desired outcomes
D) assess central tendency

Question 7

A task knowledge test in which a candidate is expected to score at least 75 out of 100 to advance to the next stage in the selection process is an example of a criterion-referenced measure.

Question 8

Criterion data is information about measures used to make projections about outcomes.

Question 9

A personality test that correlates -0.5 with job performance should not be used to make staffing decisions.

Question 10

Administering a computer test of programming skills in the same way to every job candidate is an example of reliability.

Question 11

Years of experience,salary in dollars,and weight are examples of what type of measure?

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

Question 12

If all the candidates who score high on a skills test go on to have high job performance,the skills test has high criterion-related validity.

Question 13

A normal curve typically is typically bimodal.

Question 14

Scores on norm-referenced measures have meaning only when compared to the scores of others.

Question 15

The median describes the arithmetic average of the scores in a distribution.

Question 16

False positives occur when a weak applicant is erroneously classified as being a good hire.

Question 17

If job candidates must be able to lift 40 pounds to be allowed to advance to the next stage of the hiring process,lifting ability is what type of measure?

A) criterion-referenced
B) norm-referenced
C) standardized
D) subjective

Question 18

Assessing whether two interviewers rate the same candidate's interview the same is an example of test-retest reliability.

Question 19

Construct validity reflects the perceived job relatedness of a measure.

Question 20

Class ranking and finish place in a race are examples of ratio measures.

Question 21

Which of the following is true about multiple regressions?

A) It allows the use of one predictor when predicting an outcome.
B) It works only on variables that are at the interval or ratio level.
C) The higher the correlation between variables the greater the regression.
D) Regression is done in the form of an equation.

Question 22

If the top scoring thirty percent of job applicants on a job knowledge test advance to the next stage of the hiring process regardless of their job knowledge test score,the job knowledge test is what type of measure?

A) criterion-referenced
B) norm-referenced
C) standardized
D) subjective

Question 23

Failure to measure important aspects of the attribute to be measured results in ________ error.

A) deficiency
B) random
C) contamination
D) standard

Question 24

Which of the following is true of a z score of -3.2 in a distribution?

A) The score lies above the mean of the distribution.
B) Performance is lower than the group average.
C) The score is above the 50th percentile.
D) Several people scored below this score.

Question 25

Which of the following is true of a distribution with positive skew?

A) The scores will mostly be in the negative end of the distribution.
B) The mode falls between the mean and the median.
C) The mode would be shifted to the right of the distribution.
D) The mean would be to the left of the distribution.

Question 26

When are the mean,median,and mode like to be at the same point in a distribution of scores?

A) when the sampling error is high
B) when the distribution is positively skewed
C) when the distribution is negatively skewed
D) when the distribution is a normal curve

Question 27

The following equation is the result of performing a multiple regression analysis: Job performance = 10 + (5 = job knowledge)+ (0.7 = conscientiousness),where job knowledge is measured on a scale of 0-5 and conscientiousness is measured on a scale of 0 to 100.Which of the following conclusions is correct?

A) Conscientiousness is less important than job knowledge.
B) If a person scored 5 on job knowledge and 100 on conscientiousness he or she would have the maximum predictive score possible.
C) Neither job knowledge nor conscientiousness predicts performance.
D) If a person scored 0 on both job knowledge and conscientiousness, his or her predictive score is 0.

Question 28

The correlation coefficient between a selection test and job performance is 0.This means the selection test ________.

A) perfectly predicts job performance
B) and job performance are unrelated
C) has adverse impact on job performance
D) is positively related to job performance

Question 29

Which of the following refers to the spread of the data around the midpoint?

A) variability
B) validity
C) coefficient
D) regression

Question 30

What would the range of the following distribution be 2,3,3,3,3,4,5,6,7,8,8?

A) 3
B) 4
C) 5
D) 6

Question 31

When multiple versions of the same test are developed to deter cheating,which of the following reliabilities is used to ensure the two forms are comparable?

A) test-retest reliability
B) inter-rater reliability
C) parallel forms reliability
D) internal consistency reliability

Question 32

When predictor and job performance scores have been obtained,the predictor can be considered valid and useful if the correlation coefficient ________.

A) has both practical and statistical significance
B) has statistical significance alone
C) is insignificant
D) has practical significance alone

Question 33

How dependably or consistently a measure assesses a particular characteristic is the measure's ________.

A) reliability
B) validity
C) standardized score
D) percentile

Question 34

What would the mode of the following distribution be 2,3,3,3,3,4,5,6,7,8,8?

A) 3
B) 4
C) 5
D) 6

Question 35

What would the median of the following distribution be 2,3,3,3,3,4,5,6,7,8,8?

A) 3
B) 4
C) 5
D) 6

Question 36

A ________ indicates how many standard deviations above or below the mean a given score lies.

A) norm-referenced measure
B) raw score
C) criterion-referenced measure
D) standard score

Question 37

Which of the following values is closest to the standard deviation of the following distribution 2,3,3,3,3,4,5,6,7,8,8?

A) 0
B) 2
C) 5
D) 6

Question 38

Edwin is the HR manager at a customer care unit with close to 1,000 employees.He wants to statistically analyze the service data to make the recruitment process more effective by identifying desirable and undesirable qualities of employees.Edwin observes a high positive correlation between the employees' ability to adapt and the turnaround time.However,he decides to avoid using this criterion when recruiting employees.Which of the following,if true,would MOST strengthen this decision to avoid the criterion?

A) The statistical significance of the correlation was found to be sixty percent.
B) Another trait, honesty, had a higher correlation coefficient than employees' ability to adapt.
C) The sample size used by Edwin was significantly larger than what was required.
D) Multiple regressions were observed among the variables used for the analysis.

Question 39

If the correlation coefficient for the relationship between a job sample test and job performance is -0.7 and significant then the employer should ________.

A) not hire people who pass the test
B) hire people who score high on the job sample test
C) hire people who score low on the job sample test
D) rerun the analyses because a coefficient of -0.7 is impossible

Question 40

If a test score is at the 90th percentile,then which of the following is true?

A) Only 10% of the test takers scored higher than this.
B) This is in the bottom 10% of the distribution.
C) About 90% of the test takers scored higher than this.
D) This is the most commonly observed score in the test.

Question 41

What is the difference between predictive and criterion data and how is each used?

Question 42

Why is standardization crucial for effective measurement? What are the properties of a standardized measure?

Question 43

Which of the following is true regarding the standard error of measurement (SEM)?

A) The SEM is a useful measure of the accuracy of individual scores.
B) The higher the SEM, the more accurate the measurements.
C) With longer periods between administrations, SEMs are likely to go down.
D) If the SEM is 1, then the observed score is the true score.

Question 44

What are norm- and criterion-referenced measures and when is each appropriate?

Question 45

The extent to which items on a given measure assess the same construct is assessed by ________.

A) test-retest reliability
B) inter-rater reliability
C) parallel forms reliability
D) internal consistency reliability

Question 46

What are reliability and validity,and why do they matter in staffing?

Question 47

The ________ is the percent of employees who are defined as currently successful performers.

A) base rate
B) selection ratio
C) SEM
D) coefficient

Question 48

Describe how you would create and validate an assessment system.

Question 49

If the items on an assessment method do not seem to be job-related,then,which of the following is true?

A) The assessment method's criterion-related validity is low.
B) The assessment method's construct validity is low.
C) The assessment method's face validity is low.
D) The assessment method's content validity is low.

Question 50

Asking all job candidates questions from the same interview schedule in the same way is an example of ________.

A) validity
B) correlation
C) reliability
D) standardization