Batting score in seven innings of a PSL player is 8, 20, 12, 8, 10, 4 and 8. Find the following parameters. 1.   Mode 2.   Median 3.   Mean 4.   Variance 5.   Standard deviation 6.   Coefficient of...

Batting score in seven innings of a PSL player is 8, 20, 12, 8, 10, 4 and 8. Find the following parameters.

1.   Mode

2.   Median

3.   Mean

4.   Variance

5.   Standard deviation

6.   Coefficient of variation

7.   Inter-quartile range