Author Question: What is the range of the following set of numbers? 10, 9.5, 12.5, 6, 13.5, 11 A) 10.42 B) 7.5 C) ... (Read 33 times)

melly21297 · **on:** Jun 20, 2018

What is the range of the following set of numbers?
10, 9.5, 12.5, 6, 13.5, 11

A) 10.42 B) 7.5 C) 5 D) 13.5 E) 1

Question 2

Participant characteristics, like age, sex, or personality traits, are often treated like independent
variables in research. However, these variables are not true independent variables because they

A) are difficult to measure reliably
B) are not directly manipulated by the experimenter
C) can act as extraneous variables
D) can change during the course of the experiment