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Question
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 ofa. 7.84 or less
b. 31.36 or less
c. 344.96 or less
d. 1,936 or less
Answer
This answer is hidden. It contains 1 characters.
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