Disuss the various method of measuring arithmetic mean and point out its merits and demerits.

Disuss the various method of measuring arithmetic mean and point out its merits and demerits. 8. Give the four objectives of statistical average. 9. State four merits of an ideal measure of central tendency. 10. State four merits of arithmetic mean. 11. State four demerits of arithmetic mean. . Long Answer Type Questions 8. 9. 16 mat is statistical average? What desirable properties should an average possess? IS uss the various methods of measuring arithmetic mean and point out its merits and is the arithmetic mean the most commonly used measure of central tendency? plain the step-deviation method of calculating arithmetic mean, taking an imaginary set 3ssentia1 Practicals Eight workers eam the following income: 30, 36, 34, 40, 42, 46, 54, 62 (Ans. Arithmetic Mean

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