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patrick wanted to have a proportional allocation of sample per stratum in a population of 352. 125 chinese, 84 japanese, 94 filipinos and 49 koreans.

patrick wanted to have a proportional allocation of sample per stratum in a population of 352. 125 chinese, 84 japanese, 94 filipinos and 49 koreans. How many samples felipe should select from each stratum using stratified random sampling if he needs 40 patients for a study

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