Question

in the context of statistical analysis, what is a \sample\?
a. a subset of the population used for analysis
b. the process of collecting data
c. a single data point in a study
d. the entire group under study

Explanation:

In statistical analysis, a sample is a subset of the population used for analysis. Option b refers to data collection process, not the sample itself. Option c is a single data point, not a sample (which is a set of data points). Option d is the population, not the sample.

Answer:

A. A subset of the population used for analysis