For conducting study relating to the family size and per capita income in our country, a researcher divides the whole population of the region into different income groups and then takes random samples from each group. [3258]

Q) For conducting study relating to the family size and per capita income in our country, a researcher divides the whole population of the region into different income groups and then takes random samples from each group.

Options:
A)random sampling
B) leveled random sampling
C) group sampling
D) patterned sampling

Answer

B) leveled random sampling

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