The mean of 2-t, 4+t, 3-2t, 2+t and t-1 is
-
2
- t
- -t
- -2
The correct answer is: A
Explanation
Mean = \(\frac{2 - t + 4 + t + 3 - 2t + 2 + t + t - 1}{5}\)= \(\frac{10}{5}\) = 2
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