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2 years ago

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It is known that the variance of a population equals 1,936. A random sample of 121 has been taken from the population. There is

a .95 probability that the sample mean will provide a margin of error of a. 7.84 b. 31.36 c. 344.96 d. 1,936

1 answer:

olasank [31]2 years ago

7 0

Answer:

It is known that the variance of a popualtion equals 1,936.

Step-by-step explanation:

That should be correct!!!

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