The most suitable average for qualitative measurement is
Arithmetic mean
Median
Mode
Geometric mean
Mid - point is calculated by using following formula :
For calculating Q1 and Q3 , the values
Need not to be arranged
Must be arranged in ascending order only
Must be arranged in descending order only
May be arranged either in ascending order or descending order .
Arithmetic mean is
Moving average
Progressive average
Mathematical average
Positional average
Median is also known as
Q1
Q2
Q3
Q4
Which average is affect most by the presence of extreme items ?
Geometric Mean
_________ is the most frequently observed data value.
Index number
Correlation
Mean
The ______ is the middle element when the data set is arranged in order of the magnitude.
Which average is affected most by the presence of extreme items ?
