Compared with a longitudinal survey, an important advantage of a cross-sectional survey is
a. the information is collected at several points in time.
b. the data may be collected more quickly.
c. the size of the sample needed is smaller.
d. All of these are true.
B
You might also like to view...
The American Optometric Association advises that the optimal time for vision screening is at the age of a. 6 months to 1 year
b. 18 months to 2 years. c. 3 years. d. 4 years.
Most children pass through the six stages of spelling development as they mature across a certain interval of grade levels. What is that interval?
a. K-6 b. K-8 c. K-10 d. K-12
Variation due to variables that have not been measured is known as:
A. Homogenous variance B. Systematic variation C. Residual variance D. Unsystematic variation
"Arting" is defined as:
a. the thinking and planning before work with materials begins. b. creating finished art products. c. sharing your artwork with others. d. the process of doing art.