Answer:
C. His answer is correct because 12 + 1 = 13 and 15 + 10 = 25.
Step-by-step explanation:
Answer:
c.They rank-order the units of analysis in terms of specific variables
Step-by-step explanation:
An index is a way of compiling one score from a variety of questions or statement that represents a belief, feeling or attitude.
Scales on the other hand measure levels of intensity at a variable level like how much a person agrees or disagrees with a particular statement.
The one thing common to both indexes and scales is that
They rank-order the units of analysis in terms of specific variables.
Answer:
a
Step-by-step explanation:
Answer:
-36x^2+1
Step-by-step explanation:
(1+6x)(1-6x)
= 1^2(6x)^2
= -36x^2+1
C. The square root of 144