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25 June, 08:14

A 98% confidence interval is found to be (50, 60). What is the margin of error?

A. 4.9

B. 9.8

C. 10

D. 5

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Answers (1)
  1. 25 June, 08:57
    0
    D. 5

    Step-by-step explanation:

    Mean: (50+60) / 2

    110/2

    55

    Margin of error:

    60 - 55

    5
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