Question

Stratified sampling is appropriate when population is

Answer 1

Answer:

While using stratified sampling, the researcher should use simple probability sampling. The population is divided into various subgroups such as age, gender, nationality, job profile, educational level etc. Stratified sampling is used when the researcher wants to understand the existing relationship between two groups.

Explanation:

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Answer 2

Answer:
When population is no homogeneous
Explanation:
Variance between starta should be more and variation between units of strata should be less/negligible