A population is 30% male and 70% female. A stratified sample of 30 students should contain ___ males.
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30% of 30=30×30/100=9
soo there are 9 male students in 30 students
soo there are 9 male students in 30 students
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Hey sup!
As per the question,
A population is 30% male and 70% female. A stratified sample of 30 students should contain 9 males and 21 females.
30% of 30 males=30/100×30=9 males.
30% of 70 females=30/100×70=21 females.
Hope it helps.
As per the question,
A population is 30% male and 70% female. A stratified sample of 30 students should contain 9 males and 21 females.
30% of 30 males=30/100×30=9 males.
30% of 70 females=30/100×70=21 females.
Hope it helps.
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