TS ICET 27th July 2022 Shift-1

Instructions

For the following questions answer them individually

Question 141

If the arithmetic mean of -3, 5, 7, $$x$$, 8, 12 is 21, then $$x$$ =

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Question 142

The average score of a cricketer in 4 matches is 56 and that in 6 others is 46. Then his average score in 10 matches is

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Question 143

A data contains four 4's, five 5's, six 6's and seven 7's. Then the arithmetic mean of the data is

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Question 144

A data contains the natural numbers 1, 2, 3, ... 10 with frequencies $$1^{2}, 2^{2}, 3^{2} , ... 10^{2}$$ respectively, then the median of the data is

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Question 145

The median of a data containing 13 observations is 26. If 6 more observations 13, 15, 21, 27, 36, 42 are added to the data, then the median of the new data containing 19 observations is

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Question 146

The mode of the following frequency distribution given in the table, corrected to two decimal places, is

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Question 147

The arithmetic mean of some numbers is 18.5 and theiir mode is 16.2. Then their median is

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Question 148

When a fair die is tossed 3 times, the probability of getting a sum 14 is

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Question 149

The probability of geting exactly 5 heads when 8 fair coins are tossed simultaneously is

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Question 150

If two dice are thrown, the probability of getting the sum 7 is

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