Which of the following procedures for controlling variance is implemented after the data are collected?
a. building in factors as independent variables
b. randomization
c. reducing variables to constants
d. statistical adjustments
d
You might also like to view...
The text notes all of the following trends or patterns except which one?
a. The use of tobacco products by students 12 – 17 is stable. b. The use of cigarettes (specifically) by students 12 – 17 is stable. c. The use of marijuana by students 12 – 17 has increased. d. The use of alcohol by students 12 – 17 has increased.
Elements of curriculum planning include purpose, content, methods, and assessment
a. True b. False
The within-subjects research design tests differences ______.
a. between different groups of participants b. within the same participant c. between different groups of participants and within the same participants d. between a sample mean and a hypothesized population mean
What is case or common law?
a. The collective body of law derived from court decisions. b. The collective body of law derived from federal agency decisions. c. The collective body of law derived from Congressional decisions. d. The collective body of law derived from state legislature decisions. e. Both a and b are correct.