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
Average value of given variable is known as
Mean
Median
Mode
Index number
Grouping of frequencies is a process of calculating
Correlation
Which is a demerit of median ?
Data need to be arranged in ascending or descending order
It is not affected by extreme values
It can be determined graphically
It is easy to calculate and understand
The most suitable average for qualitative measurement is
Arithmetic mean
Geometric mean
Which average is affect most by the presence of extreme items ?
Geometric Mean
Median is also known as
Q1
Q2
Q3
Q4
Which average is affected most by the presence of extreme items ?
Arithmetic mean is
Moving average
Progressive average
Mathematical average
Positional average
