1) The range of the data 14, 6, 12, 17, 21, 10, 4, 3 is a) 21 b) 17 c) 18 d) 11 2) The mode of the data 23, 26, 22, 29, 23, 29, 26, 29, 22, 23 is a) 23 and 29 b) 23 only c) 29 only d) 26 only 3) The median of the data 40, 50, 99, 68, 98, 60, 94 is a) 40 b) 60 c) 68 d) 99 4) The mean of first five prime numbers is ___________ a) 5.4 b) 5.6 c) 5.5 d) 5.9 5) The range of the data 21, 6, 17, 18, 12, 8, 4, 13 is a) 23 b) 21 c) 20 d) 17 6) The difference between the highest and lowest observation in data is its a) frequency b) width c) range d) mode 7) If the arithmetic mean of 8, 4, x, 6, 2, 7 is 5, then the value of x is ___________ a) 27 b) 34 c) 12 d) 3 8) Ashish studies for 4 hours, 5 hours, and 3 hours on 3 consecutive days. How many hours does he study daily on an average? a) 3 b) 6 c) 4 d) 12 9) Find the median of the data: 3, 11, 7, 2, 5, 9, 9, 2, 10, 15, 7 a) 12 b) 11 c) 15 d) 7 10) If the mean of 26, 28, 25, x, 24 is 27, then the value of x is ___________ a) 23 b) 24 c) 31 d) 32
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Data Handling Class 7
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