Which of the following statements is true?
A. Random samples are easier to select than nonstatistical samples.
B. Nonstatistical samples can provide useful data.
C. Stratified random sampling involves breaking the population down into geographic subgroups.
D. Systematic sampling is an example of nonstatistical sampling.
Answer:B
Which of the following statements is true?
A. Random samples are easier to select than nonstatistical samples. B. Nonstatistical samples can provide useful data. C. Stratified random sampling involves breaking the population down into geographic subgroups. D. Systematic sampling is an example of nonstatistical sampling.