1 Answer

Rudi · Answer 1 · 2020-01-16T03:38:59+0000

Answer:

65

Explanation:

One standard deviation (SD) above the mean is 50 + (5 × 1) = 55. Two SD above the mean is 50 + (5 × 2) = 60. Three SD above the mean is 50 + (5 × 3) = 65.

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