Statistics And Methodology - Statistics And Methodology Section 1
- Option : B
- Explanation : Z = (X - μ)/σ = (375 – 500)/100 = 1.25 The area according to the table is 0.3944. The total area will be = 0.5 + 0.3944 = 0.8944 or 0.8944 x 100 = 89.44%
- A
The whole subject of correlation refers to that inter-relation between separate characters by which they tend, to some degree at least, to move together.
- B
That between two series or groups of data there exist some causational connections.
- C
Whenever some definite connections exist between the two or more groups, classes, or series to data, there is said to be a correlation.
- D
All of the above.
| List-I (Items) | List-II (Application) |
| (A) Probability | 1. Event |
| (B) z = (x — μ)/σ | 2. Distribution |
| (C) t-test | 3. Hypothesis test |
| 4. Normal distribution |
CODES
| A | B | C | D | |
| I | 1 | 2 | 3 | 4 |
| II | 3 | 1 | 4 | 2 |
| III | 4 | 1 | 3 | 2 |
| IV | 1 | 4 | 3 | 2 |
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