SSC CGL Tier-2 14th September 2018 Statistics

Instructions

For the following questions answer them individually

Question 31

The limits of multiple correlation coefficient $$R_{1.23}$$ are:

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Question 32

Second differencing in time series can help to eliminate which trend?
(I) Quadratic trend
(II) Linear trend

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Question 33

The probability of getting 9 cards of the samesuit in one hand at a game of bridge is:

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Question 34

Which of the following is NOT an approach for assigning the probability of the event?

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Question 35

A, B, and C are three mutually exclusive and exhaustive events associated with a random experiment. If $$P(B) = \frac{3}{2}P(A)$$ and $$P(C) = \frac{1}{2}P(B)$$ then value of $$P(A)$$ is:

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Question 36

If Laspeyres price index of a commodity is 208 and Passche’s price index of the same commodity is 52, the value of Fisher index number will be:

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Question 37

Following two statements are related to regression coefficient
(1) Independentof the changeoforigin
(II) Independentof the changeofscale

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Question 38

For the recorded observation, the coefficient of variation is 0.2 and the variance is 16. The arithmetic mean is:

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Question 39

If X has Binomial distribution with parameters $$n$$ and $$p$$ such that $$np = \lambda$$ then $$\lim_{n \rightarrow \propto}b(x, n, p);x = 0, 1, 2, ....$$ is equal to:

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Question 40

The given table shows ANOVA two-way classification to test two types of cloths in fashion trends.

The respective values (correct to two decimal places) of $$(\alpha, \beta, \gamma)$$ are:

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