Teaching UGC NET Mock Test Series 2025 (Paper 1 & 2) Business Statistics and Research Methods Measures of central tendency
For calculating arithmetic mean for a grouped data set, assumptions are:
A. The class intervals must be closed.
B. The width of each class interval should be equal.
C. The mid-value of each class interval must represent the average of all values in that class.
D. All values of observations not be evenly distributed.
Choose the Most appropriate answer from the options given below:
1
A and B only
2
A, B and C olny
3
A and C only
4
A, B, C and D