Class 11 - Economics - Statistical Tools - Measures of Central Tendency
(Questions and Answers)
Q1: Define an average?
Answer: An average is a single value that represents the whole group.
Q2: Name the measures of central tendency?
Answer: Three important types of statistical averages are :
- Arithmetic Mean,
- Median and
- Mode.
Q3: What is median?
Answer: It is defined as the middle value of the series when arranged either in ascending order or in descending order.
Q4: What is mode ?
Answer: It is defined as the value which occurs most frequently in a series.
Q5: Can mode be graphically located?
Answer: Mode can be located graphically with the help of histogram.