a. Arithmetic mean of the 6,17,11, 13, 14 and x = 11.5. Find x
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Step-by-step explanation:
arithmetic mean=
6+17+11+13+14+X / 6 = 11.5
61+x / 6 = 11.5
61 + X = 11.5 * 6
61 + x = 69
X =69 -61
X = 8
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