HCD 300 Exam 1 Questions and
Answers7
Range - ANSWERS Subtracting the lowest value of a data set from the highest value of a data
set results in this measure.
Mean - ANSWERS
Content Validity - ANSWERS when you want to know whether a sample of items truly reflects
an entire universe of items in a certain topic; the property of a test such that the test sample
the universe of items for which the test is designed (most often used with achievement tests)
Concurrent Criterion Validity - ANSWERS when you want to know whether test scores are
systemically related to other criteria that indicate the test taker is competent in a certain area;
assesses whether a test reflects a set of abilities in a current or future setting
Interrater Reliability - ANSWERS the measure that tells you how much two raters agree on their
judgments of some outcome; computed by number of agreements by number of possible
agreements
Interquartile Range (IQR) - ANSWERS represents 50% of distribution; IQR = Q3 - Q1; helps
determine outliers
Which of the following is concerned with monitoring estimates of present performance and
predictions of future performance?
Criterion validity
Content validity
Internal validity
, Construct validity - ANSWERS Criterion validity
High school class rank is highly correlated with college GPA. This is an example of what type of
validity?
Concurrent validity
Predictive validity
Content validity
Construct validity - ANSWERS Predictive validity
A survey for kindergartners asked about their favorite color. The children were asked to check
the box corresponding to blue, red, green, yellow, or orange. What is the scale of measurement
for this question?
Interval
Ratio
Ordinal
Nominal - ANSWERS Nominal
What level of measurement is household income?
Ordinal
Nominal
Interval
Ratio - ANSWERS Ratio
A researcher divided subjects into two groups according to gender and then selected members
from each group for her sample. What sampling method was the researcher using?
Stratified
Answers7
Range - ANSWERS Subtracting the lowest value of a data set from the highest value of a data
set results in this measure.
Mean - ANSWERS
Content Validity - ANSWERS when you want to know whether a sample of items truly reflects
an entire universe of items in a certain topic; the property of a test such that the test sample
the universe of items for which the test is designed (most often used with achievement tests)
Concurrent Criterion Validity - ANSWERS when you want to know whether test scores are
systemically related to other criteria that indicate the test taker is competent in a certain area;
assesses whether a test reflects a set of abilities in a current or future setting
Interrater Reliability - ANSWERS the measure that tells you how much two raters agree on their
judgments of some outcome; computed by number of agreements by number of possible
agreements
Interquartile Range (IQR) - ANSWERS represents 50% of distribution; IQR = Q3 - Q1; helps
determine outliers
Which of the following is concerned with monitoring estimates of present performance and
predictions of future performance?
Criterion validity
Content validity
Internal validity
, Construct validity - ANSWERS Criterion validity
High school class rank is highly correlated with college GPA. This is an example of what type of
validity?
Concurrent validity
Predictive validity
Content validity
Construct validity - ANSWERS Predictive validity
A survey for kindergartners asked about their favorite color. The children were asked to check
the box corresponding to blue, red, green, yellow, or orange. What is the scale of measurement
for this question?
Interval
Ratio
Ordinal
Nominal - ANSWERS Nominal
What level of measurement is household income?
Ordinal
Nominal
Interval
Ratio - ANSWERS Ratio
A researcher divided subjects into two groups according to gender and then selected members
from each group for her sample. What sampling method was the researcher using?
Stratified
