ICSE Board Practice

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ICSE Grade VII - Statistics

Question 1

1.	The total marks obtained by Vivek in his annual exam are 355 as shown below. Find the subject that has 75 score.
	French Social Studies Biology Telugu German

Question 2

2.	Heights of 12 plants (in cm) are given below. Find the mean height. 72 75 73 87 61 78 51 90 69 74 57 94
	905 12 cm 883 12 cm 881 12 cm 893 12 cm 147 2 cm

Question 3

3.	The total export earnings of ₹1440 crores of a country during five years is shown below. Find the earnings (in crores) in 2010-11.
	200 198 197 203 202

Question 4

4.	Given below is the column-graph showing heights of some mountain peaks. Find the mountain that has maximum height.
	Nanga Parbat Kanchenjunga Kilimanjaro Appalachian Nanda Devi

Question 5

5.	Arrange the following data 36 33 38 21 37 20 28 12 13 32 in ascending order
	25 24 23 31 19 36 25 26 34 40 12 13 20 21 28 32 33 36 37 38 36 24 35 33 27 16 32 38 10 28 21 37 33 20 37 40 24 27 39 10 18 36 32 13 25 11 28 13 34 11

Question 6

6.	Given the bar graph, find the maximum frequency
	95 90 75 85 80

Question 7

7.	Given the bar graph, find the minimum frequency
	40 25 30 20 35

Question 8

8.	The air distance of some cities from Delhi (in km) are given below. Find the city that has 1420 km distance.
	Bubhaneshwar Tirupati Mumbai Mangalore Gandhi Nagar

Question 9

9.	If the mean of 4 samples is 25 1 2 , what is the new mean if each number is multiplied by 8 .
	202 204 205 207 203

Question 10

10.	Heights of 15 students (in cm) are given below. Find the mean height. 158 126 136 129 153 144 135 173 144 147 146 150 168 127 132
	2183 15 cm 434 3 cm 2168 15 cm 2198 15 cm 723 5 cm

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