EASY
10th CBSE
IMPORTANT
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In a grouped distribution, the class with largest frequency is called as modal class.

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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 5
Mean, mode and median of a data can never be equal.
EASY
10th CBSE
IMPORTANT
Modern's abc+ of Mathematics for Class 10>Chapter 14 - Statistics>FOR ASSESSMENT>Q 6
An ogive is almost the same as frequency polygon.
EASY
10th CBSE
IMPORTANT
Modern's abc+ of Mathematics for Class 10>Chapter 14 - Statistics>FOR ASSESSMENT>Q 7
Median =l+N2-C×hf is a valid formula for calculating the median of grouped data with equal size.
EASY
10th CBSE
IMPORTANT
Modern's abc+ of Mathematics for Class 10>Chapter 14 - Statistics>FOR ASSESSMENT>Q 8
Formula for finding mode of a grouped is given by l=f1-f22f2-f0-f1×h whose symbols have usual meanings.
EASY
10th CBSE
IMPORTANT
Modern's abc+ of Mathematics for Class 10>Chapter 14 - Statistics>FOR ASSESSMENT>Q 9
We cannot find the median of data graphically without drawing both 'less than' and 'more than' ogives on the same graph paper.
EASY
10th CBSE
IMPORTANT
Modern's abc+ of Mathematics for Class 10>Chapter 14 - Statistics>FOR ASSESSMENT>Q 10
We can find mode of a given distribution graphically by drawing a frequency polygon.
MEDIUM
10th CBSE
IMPORTANT
Modern's abc+ of Mathematics for Class 10>Chapter 14 - Statistics>FOR ASSESSMENT>Q 1
That value of data from which algebraic sum of deviations of each observation _____ is mean of the data. ( positives / negatives / vanishes )
EASY
10th CBSE
IMPORTANT
Modern's abc+ of Mathematics for Class 10>Chapter 14 - Statistics>FOR ASSESSMENT>Q 2
The _____ value of data is called mode. (equal / most frequent / less frequent)