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Mathematics, 30.04.2021 18:30 psitthibun

A 90% confidence interval is found to be (72, 78). What is the margin of error? A. 6
B. 2.7
C. 5.4
D. 3

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A 90% confidence interval is found to be (72, 78). What is the margin of error? A. 6
B. 2.7<...
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