#1
22nd June 2017, 02:11 PM
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Statistical Ability Questions and Answers for ICET
I am preparing for TS ICET Entrance Test. I need questions based on Statistical Ability topic with answers. So will you please provide sample questions for Statistical Ability with answers for preparation of TS ICET Exam?
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#2
22nd June 2017, 02:29 PM
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Re: Statistical Ability Questions and Answers for ICET
As you want questions based on Statistical Ability with answers for TS ICET Exam preparation, so here I am providing questions: Sample Questions based on Statistical Ability Given the data set 4 , 10 , 7 , 7 , 6 , 9 , 3 , 8 , 9 Find a) the mode, b) the median, c) the mean, d) the sample standard deviation. e) If we replace the data value 6 in the data set above by 24, will the standard deviation increase, decrease or stay the same? Answer: The standard deviation will increase since 24 is further from away from the other data values than 6. Find x and y so that the ordered data set has a mean of 42 and a median of 35. 17 , 22 , 26 , 29 , 34 , x , 42 , 67 , 70 , y Given the data set 62 , 65 , 68 , 70 , 72 , 74 , 76 , 78 , 80 , 82 , 96 , 101, find a) the median, b) the first quartile, c) the third quartile, c) the interquartile range (IQR). The exam grades of 7 students are given below. 70 , 66 , 72 , 96 , 46 , 90 , 50 Find a) the mean b) the sample standard deviation Tickets numbered 1 to 20 are mixed up and then a ticket is drawn at random. What is the probability that the ticket drawn has a number which is a multiple of 3 or 5? A. 1/2 B. 2/5 C. 8/15 D. 9/20 Answer: Option D A bag contains 2 red, 3 green and 2 blue balls. Two balls are drawn at random. What is the probability that none of the balls drawn is blue? A. 10/21 B. 11/21 C. 2/7 D. 5/7 Answer: Option A What is the probability of getting a sum 9 from two throws of a dice? A. 1/6 B. 1/8 C. 1/9 D. 1/12 Answer: Option C In a box, there are 8 red, 7 blue and 6 green balls. One ball is picked up randomly. What is the probability that it is neither red nor green? A. 1/3 B. 3/4 C. 7/19 D. 8/21 E. 9/21 Answer: Option A Three unbiased coins are tossed. What is the probability of getting at most two heads? A. 3/4 B. 1/4 C. 3/8 D. 7/8 Answer: Option D |