TS ICET 2014 Question Paper

Instructions

For the following questions answer them individually

TS ICET 2014 - Question 141


The mean of the distribution given below is

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TS ICET 2014 - Question 142


For a given data, if the mean is 60 and the mode is 66, then the median is

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TS ICET 2014 - Question 143


The mode of the following data is
6, 9, 13, 10, 16, 13, 13, 14, 15, 11, 13, 12, 14

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TS ICET 2014 - Question 144


If $$\sigma$$ is the standard deviation of $$x_1, x_2, ...... x_n$$, then the standard deviation of $$9 + 3x_1, 9 + 3x_2, ....., 9 + 3x_n$$ is

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TS ICET 2014 - Question 145


The variance of first n even natural numbers is

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TS ICET 2014 - Question 146


The mean of first n odd natural numbers is

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TS ICET 2014 - Question 147


A number is selected at random from the first 80 natural numbers. The probability that it is divisthle by 4 or 6 is

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TS ICET 2014 - Question 148


Two fair dice are rolled. The probability that the sum of the numbers on the faces shown is 8 is

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TS ICET 2014 - Question 149


The probability that either of the events A and B to happen is 0.6 and the probability that both of them to happen is 0.2. Then P(A‘) + P(B') =
(Here A’ is the complementary event of A.)

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TS ICET 2014 - Question 150


Suppose f(x) = (x - 2)(x - 5)(x - 7).
If a number $$\alpha$$ is chosen from {1, 3, 4, 5, 6, 7, 8, 9, 10} randomly, the probability that it satisfies the equation $$f(\alpha) = 0$$, is

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