Question: Suppose a 95% confidence interval is given by (15, 20) . The margin of error is: Macmillan Learning O 1.96. 1.65. 0 5. O 2.5

Suppose a 95% confidence interval is given by (15, 20) . The margin of error is: Macmillan Learning O 1.96. 1.65. 0 5. O 2.5

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