The median of the marks 3, 7, 9, 11 and 13 is:
9.
8.6.
13.
11.
The range of the scores 3, 2, 0, 5, 6, 4 is:
4.
3.5.
2.
6.
Why do we study statistics?
To be able to predict the occurence of an event.
To help in decision making.
All are correct.
The range of the distribution 6, 1, 5, 7, 8, 4, 10 is:
5 6/7.
Which software is best suited for statistical analysis of data?
Internet browsers.
Word processors.
Spreadsheets.
Application software.
