If a Stratified Random Sample Is to Be Conducted, Which

question 155

Multiple Choice

If a stratified random sample is to be conducted, which of the following is true?

• A) The population will be broken down into subgroups called strata.
• B) Each subgroup should contain items that are homogeneous with respect to the characteristic of interest.
• C) If effective, the total required sample size should be less than that which would be needed if a simple random sample were selected.
• D) All of the above.

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