Question: data mining The population for a clinical study has 500 Asian, 1000 Hispanic and 500 Native American people. a) What is a good way of

data mining
The population for a clinical study has 500 Asian, 1000 Hispanic and 500 Native American people.
a) What is a good way of sampling this population to ensure that the distribution of various subpop-
ulations is maintained if only 400 samples have to be chosen?
b) Compute the distribution of various subpopulations on the original data set, i.e., the percentage of
people in each subpopulation.
c) Give the number of people from the various subpopulations in the final sample.

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