A ___ is obtained by dividing the population into groups and selecting all individuals from within a random sample of the groups
1 answer:
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Answer:
1 - 3/14
2 - 10 5/8
3 - 3/8
4 - 12 1/4
Step-by-step explanation:
numbers 1 and 3 are simple, just multiply the numerators and denominators together.
Numbers 2 and 4, you convert the mixed number to an improper fraction and multiply. Don't forget to switch the answer back to a mixed number if needed!
Please refer to the attachment for the answer and explanation. Hope it helps!!
