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Q. There are equal number of observations on the right and on the left of ……… value

Q. ----- is useful for computing average rate of increase of profits , average rate of speed , average price ..etc

Q. Statistics helps in

Q. Measures of central tendency is also known as measures of ……………

Q. Q . D is ---- of more algebraic treatment

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

Q. --- is used in quality control

Q. ---- are specialized type of averages

Q. Mean deviation is based on all values , so it is more

Q. ----- is the value of item of a series which occurs most frequently