Median is also known as
Q1
Q2
Q3
Q4
In these days, meteorological forecasts are based upon
Mode
Index number
Median
Mean
Grouping of frequencies is a process of calculating
Correlation
The ______ is the middle element when the data set is arranged in order of the magnitude.
Mid - point is calculated by using following formula :
Choose the correct statement :
The sum of all observation in a series divided by the total number of observations
Arithmetic mean is
Moving average
Progressive average
Mathematical average
Positional average
_________ is the most frequently observed data value.
Average value of given variable is known as
In these days ,meteorological forecasts are based upon :
