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

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Statistics is used by researchers to [3059]

Q) Statistics is used by researchers to Options: A)Analyze the empirical data collected in a study B) Make their findings sound better C) Operationally define their variables D) Ensure the study comes out the way it was intended

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