TS EAMCET · Maths · Statistics
are observations with mean and standard deviation . Match the items of List-I with those of List-II
| List - I | List - II | ||
| (a) | (i) | Median | |
| (b) | Variance | (ii) | Coefficient of variation |
| (c) | Mean deviation | (iiii) | Zero |
| (d) | Measure used to find the homogeneity of given two series | (iv) | Mean of the absolute deviations from any measure of central tendency |
| (v) | Mean of the squares of the deviations from mean |
- A
- B
- C
- D
Answer & Solution
Correct Answer
(C)
Step-by-step Solution
Detailed explanation
(a) ∑i=1nxi-x¯ =x1-x¯+x2-x¯+x3-x¯--- =x1+x2+x3+-----x1+x2+x3+--- =0 (option (iii)) (b) Variance σ2 σ2=∑i=1nxi-x¯2n ⇒Variance can be defined as the mean of the squares of the deviations from mean. (option (v)) (c) Mean…
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