Question

definition of data hanling, Mean, Mode, Range and median?

What is the diffrent types of bar graphs

Answer 1

MEAN: MEAN IS THE SUM OF OBSERVATIONS BY NO OF OBSERVATIONS.
MODE: NUMBER THAT IS REPEATED MAXIMUM NUMBER OF TIMES.
RANGE: DIFFERENCE BETWEEN HIGHEST NUMBER AND THE LOWEST IN A GIVEN DATA.
MEDIAN: AFTER ARRANGING THE DATA GIVEN IN ETHER ASSENDING OR DESCENDING ORDER THE NUMBER IN THE MIDDEL IS CALLED MEDIAN. IF THERE ARE 2 MEDIANS ADD THEM A DIVIDE IT BY 2.

Data handling is one of the central activities in which real mathematicians engage: they are frequently analysing data that they have gathered in various contexts and looking for patterns and generalities within them.

The types of bar charts are as follows:

1. Vertical bar chart
2. Horizontal bar chart
3. Range bar chart