Descriptive Statistics

Quartiles for ungrouped data

Feb 20, 2024
STATISTICS

Quartiles for ungrouped data Quartiles are the values of arranged data which divide whole data into four equal parts. They...

3 min Read

Summary Statistics for grouped data

Feb 20, 2024
STATISTICS

Summary statistic for grouped data Summary statistic summarize and provide information about the sample data. It includes the minimum value...

5 min Read

Summary Statistics for ungrouped data

Feb 20, 2024
STATISTICS

Summary statistic for ungrouped data Summary statistic summarize and provide information about the sample data. It includes the minimum value...

4 min Read

Variance and standard deviation for grouped data

Feb 20, 2024
STATISTICS

Variance and standard deviation for grouped data Let $(x_i,f_i), i=1,2, \cdots , n$ be the observed frequency distribution. Formula Sample...

3 min Read

Variance and standard deviation for ungrouped data

Feb 20, 2024
STATISTICS

Variance and standard deviation for ungrouped data Let $x_i, i=1,2, \cdots , n$ be $n$ observations. Formula Sample variance of...

2 min Read

Geometric mean for grouped data

Feb 20, 2024
STATISTICS

Geometric mean for grouped data Let $(x_i,f_i), i=1,2, \cdots , n$ be the given frequency distribution then the geometric mean...

1 min Read

Quartile Deviation for grouped data

Jul 22, 2020
STATISTICS

Quartile Deviation for grouped data Quartile deviation is half the difference between the thrid quartile $Q_3$ and the first quartile...

5 min Read