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Q. Find range from the following values 23 32 85 32 42 10 20 18 28

Q. Variance = -----

Q. In ---- signs are ignored

Q. Fisher’s formula satisfies ---- test

Q. Median is a ----- average

Q. ----- is the easiest of all the methods for measuring trend

Q. Range is an ---- measure

Q. ----- is a geometric method of measuring variability

Q. Cyclic variation Occur at intervals of more than ---- year

Q. Measures of dispersion are called averages of ----- order