Home » Find the mean of t + 2, 2t – 4, 3t + 2 and 2t.

Find the mean of t + 2, 2t – 4, 3t + 2 and 2t.

Find the mean of t + 2, 2t – 4, 3t + 2 and 2t.
  • A.
    t + 1
  • B.
    2t
  • C.
    2t + 1
  • D.
    t
Correct Answer: Option B
Explanation

(sum x) = (t + 2) + (2t + 4) + (3t + 2) + 2t = 8t
N = 4_
∴ Mean, x = (frac{sum x}{N} = frac{8t}{4} = 2t)
= 2t

There is an explanation video available below.

Explanation Video

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