Each deviation in the numerator for variance is squared because

A. without squaring each deviation, the solution for SS would be zero.
B. this inflates the value for variance, making it more accurate.
C. without squaring each deviation, the solution could be negative.
D. without squaring each deviation, the solution for SS would be zero, and without squaring each deviation, the solution could be negative.


Ans: A

Education

You might also like to view...

Chose the one non-essential element for determine whether a program has the potential be become more culturally competent

a. Program institutionalizes cultural knowledge b. Staff is intentionally diverse c. Staff is trained in strategies to manage relational dynamics of difference d. Program creates opportunities for cultural self-assessment

Education

To spend your time productively, you need to have set some ____________________.

Fill in the blank(s) with the appropriate word(s).

Education

Mrs. Briggs asked the principal to provide digital cameras and video cameras for her classroom. She is filming her students

A. using technological tools for classroom assessment. B. costing the school a lot of money that is not necessary. C. getting ready to go on a cruise and wants to show the children her trip pictures. D. preparing to teach a class on photography.

Education

Children's capacity to learn from music begins at:

a. birth. b. approximately 1 year of age. c. approximately 2 years of age. d. approximately 5 years of age.

Education