If not all members of a population have a non-zero chance of being selected for a sample, then
a. the sample may not be representative of the population.
b. there is a risk of inappropriately generalizing results beyond the sample.
c. the sample has been chosen using nonprobability sampling.
d. All of these are true.
Question 2
If your professor is only interested in the test performance of students in her class, the class is her
a. Pppulation.
c. biased sample.
b. random sample.
d. non-probability sample.
Examining the survivorship curve of a Dall mountain sheep population reveals information on the caus
Sandia ear-plug-sized samplers hang poised to sample gases relevant to climate and weather.
Sample communication analysis
William Morris, Page from a specimen book with sample proof letters, Kelmscott Press.
Selected Specialty Supplements
Limiting factors restrain population growth