MEDIUM
10th CBSE
IMPORTANT
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What is the algebraic sum of deviations of a frequency distribution about its mean?

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Important Questions on Statistics

EASY
10th CBSE
IMPORTANT
Modern's abc+ of Mathematics for Class 10>Chapter 14 - Statistics>FOR ASSESSMENT>Q 6

Write the modal class for the following frequency distribution?

Class interval Frequency
10-20 30
20-30 45
30-40 75
40-50 54
50-60 41
60-70 20
EASY
10th CBSE
IMPORTANT
Modern's abc+ of Mathematics for Class 10>Chapter 14 - Statistics>FOR ASSESSMENT>Q 7

Write the median class for the following frequency distribution.

Class interval Frequency
0-10 4
10-20 4
20-30 8
30-40 10
40-50 12
50-60 8
60-70 4
EASY
10th CBSE
IMPORTANT
Modern's abc+ of Mathematics for Class 10>Chapter 14 - Statistics>FOR ASSESSMENT>Q 8
Which measure of central tendency is given by the x co-ordinate of the point of intersection of 'more than' ogive and 'less than' ogive. (mean/mode/median)
EASY
10th CBSE
IMPORTANT
Modern's abc+ of Mathematics for Class 10>Chapter 14 - Statistics>FOR ASSESSMENT>Q 9
What is the value of x if the arithmetic mean of x, x+3, x+6, x+9 and x+12 is 10?
EASY
10th CBSE
IMPORTANT
Modern's abc+ of Mathematics for Class 10>Chapter 14 - Statistics>FOR ASSESSMENT>Q 10
What is the value of x if the median of the data, 6, 7, x-2, x, 17, 20 (in ascending order) is 16?
EASY
10th CBSE
IMPORTANT
Modern's abc+ of Mathematics for Class 10>Chapter 14 - Statistics>FOR ASSESSMENT>Q 11
What is the value of x if the mode of the data, 16, 15, 17, 16, 15, x, 19, 17, 14 is 15?
MEDIUM
10th CBSE
IMPORTANT
Modern's abc+ of Mathematics for Class 10>Chapter 14 - Statistics>FOR ASSESSMENT>Q 12
What is the difference of median and mean, if the difference of mode and median is 24? 
EASY
10th CBSE
IMPORTANT
Modern's abc+ of Mathematics for Class 10>Chapter 14 - Statistics>FOR ASSESSMENT>Q 13
The mean and mode of a frequency distribution are 28 and 16 respectively, then find the median.