Medicine, 05.11.2021 19:00 hiiliohi3823

A. 3. Why would a scientist want to use a stratified sample?
to keep the number of participants to a minimum
b. to reduce the level of bias in the sample
to represent all subgroups in the population proportionally
to ensure an equitable and veritable sample
c.
d.

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A. 3. Why would a scientist want to use a stratified sample?
to keep the number of participa...

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