(Solution Download) A study is conducted in a neighborhood to better understand the types of recreational activities....


A study is conducted in a neighborhood to better understand the types of recreational activities. 100 individuals are selected at random and surveyed.

It is known that 2,500 children, 7,000 adults and 500 elderly live in the neighborhood. Therefore, the researchers decide to choose the previous sample using stratified sampling as it is known that the recreations of the inhabitants change with age. Knowing this, determine the sample size for each stratum.

 







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