Question

explain me about math data handling formulas ​

Answer 1

Answer:

These tables provide data. A data is a collection of number gathered to give some information about it.

Answer 2

Answer:

Step - by - step explained :

Data handling formulas:-

Mean: sum of all observation/total number of observation

For raw data: submission of fixi/ submission of fi

Range: highest observation - lowest observation

Mode: this is the value of observation which occurs more frequently.

Class mark: lower limit + upper limit /2

Median: when ' n' number of observation is odd:

Median: (n+1)th/2

When 'n' is even :

( n/2)the term + (n/2+1) the term/2