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djverab [1.8K]
3 years ago
9

A random sample of size 25 from a normal population has the mean = 47.5 and the standard deviation s = 8.4. does this informatio

n tend to support or refuse the claim that the mean of the population is = 42.1
Mathematics
1 answer:
Ksenya-84 [330]3 years ago
8 0
What were your given answer choices
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