The most commonly used statistic to represent the variability in a sample's scores is the

a. range.
b. mean absolute deviation.
c. variance.
d. standard deviation.


d

Education

You might also like to view...

______ is a method of knowing based largely on an individual’s hunch or feeling that something is correct.

A. Intuition B. Science C. Empiricism D. Tenacity

Education

Calculate the Y-intercept from the following data.

What will be an ideal response?

Education

Increasing students' perception of competence and autonomy are important for learner motivation. Of the following, perceptions of competence and autonomy are best increased by:

a. learning environments in which teachers are enthusiastic. b. learning activities that focus on learner self-esteem. c. success on tasks students view as challenging but doable. d. reinforcement for completing assignments consistently and conscientiously.

Education

The "big books" of occupational information published by the U.S. Department of Labor go by the initials:

a) ABC, LMN, and XYZ. c) SDS, VPI, and SCII. b) SIGI, GIS, AND CIS. d) OOH, DOT, AND GOE.

Education