EASY
JEE Advanced
IMPORTANT
Earn 100

The correct empirical relation between the measures of dispersion is

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Important Questions on Statistics

MEDIUM
JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Mathematics Vol 1>Chapter 20 - Statistics>Work Book Exercise 20.1>Q 18
If m is mean of distribution, then Σxi-m is equal to
EASY
JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Mathematics Vol 1>Chapter 20 - Statistics>Work Book Exercise 20.1>Q 19
The semi-interquartile range=λσ, then λ is
EASY
JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Mathematics Vol 1>Chapter 20 - Statistics>Work Book Exercise 20.1>Q 20
The root-mean-square deviation is least when deviations are measured from
EASY
JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Mathematics Vol 1>Chapter 20 - Statistics>Work Book Exercise 20.1>Q 21
In a symmetrical frequency distribution, lower and upper quartiles are equidistant from
EASY
JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Mathematics Vol 1>Chapter 20 - Statistics>Work Book Exercise 20.1>Q 22
S.D.:M.D.:Q.D. is equal to
EASY
JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Mathematics Vol 1>Chapter 20 - Statistics>Work Book Exercise 20.1>Q 23
Which of following statement is true for a given distribution?
MEDIUM
JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Mathematics Vol 1>Chapter 20 - Statistics>Work Book Exercise 20.1>Q 24
If r is the range and σ is the S.D. of a set of n observations, then correct relation is
EASY
JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Mathematics Vol 1>Chapter 20 - Statistics>Work Book Exercise 20.2>Q 3
If r=0.8, then explained data would be