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beks73 [17]
3 years ago
13

Is on in which every member of the population has an equal chance of being selected for the sample?

Mathematics
1 answer:
Fittoniya [83]3 years ago
5 0
This type of sampling would be Random Sampling.
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Step-by-step explanation:

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P(A)=\dfrac{21}{31}\\\\P(B)=\dfrac{16}{31}\\\\P(A|B)=\dfrac{P(A\cap B)}{P(B)}= \dfrac{6/31}{16/31} =\dfrac{6}{16}=\dfrac{3}{8} \\\\P(B|A)=\dfrac{P(B\cap A)}{P(A)}= \dfrac{6/31}{21/31} =\dfrac{6}{21}=\dfrac{3}{7}

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