Compared to the range, the primary purpose of the interquartile range is to represent the variability in a set of data ______.
a. while lessening the influence of outliers
b. while increasing the influence of outliers
c. using deviations from the mean
d. by taking into account all of the scores of a distribution
a. while lessening the influence of outliers
You might also like to view...
One positive feature of the Comprehensive Receptive and Expressive Language Test-2 is
a) a Spanish version is available b) you can compare receptive and expressive skills with the same normative sample c) it can be used with nonverbal children d) it is designed for parent use
Learners who are viewed as being at risk for school failure:
A. Generally receive special education services B. Always present behavior problems in the classroom C. Frequently have needs that are similar to learners with disabilities D. Are not eligible for special education services
When you use the principles of the Incentive Theory or the Expectancy Theory, you increase motivation and decrease the process of procrastination
Indicate whether the statement is true or false
When we say that an assessment instrument has norms, we mean that it:
a. can be interpreted with reference to others who have taken the assessment. b. has a manual that provides information about reliability and validity. c. has cutoffs regarding what is acceptable performance. d. has a distribution of test scores that fit a bell curve