SSC CGL Tier 2 Question Paper 2 (Oct 27, 2023); Download PDF

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SC CGL Tier-II Statistics Paper conducted on 27 October 2023 was designed for candidates targeting statistical investigator and related roles. It featured a blend of theoretical and practical questions covering topics like probability, regression, and time series analysis. The paper was moderately tough, requiring clear conceptual clarity and quick calculations. Practicing this paper can help aspirants get familiar with the actual exam pattern and difficulty level.

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SSC CGL 2023 (Tier-II) Paper 2 Previous Year Paper (27-Oct-2023)

120 Minutes

100 Questions

200 Marks

English, Hindi

Showing 1 - 5 of 100 questions

Page 1 of 20

Q1.

For any two events A and B, if P(A|B) = 0.6 and P(B|A) = 0.4, then what is the value of P(A)/P(B)?

1.5

0.5

2.5

0.2

Q2.

The weighted aggregate price index with base year quantities taken as weights is known as:

Walsch index

Laspeyres's price index

Dorbish_Bowley index

Paasches' price index

Q3.

If for a group of 20 items, ∑x = 1452, ∑x² = 144280 and mode = 63.7, then Pearsonian coefficient of skewness is equal to:

0.202

0.708

0.902

0.504

Q4.

For a group of 50 male workers, the mean and the standard deviation of their daily wages are ₹63 and ₹9, respectively. For a group of 40 female workers, these values are ₹54 and ₹6, respectively. What is the standard deviation of the combined group of these 90 workers?

Q5.

Let the joint probability density function of \( (X, Y) \) be

\[f(x, y) = \begin{cases} 6xy^2 & \text{if } 0 < x < 1, 0 < y < 1 \\ 0, & \text{otherwise} \end{cases}\]

Then \( P\left(\frac{1}{2} < X < \frac{3}{4}\right) \) is:

7/16

5/16

1/8

1/16

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