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Q. A period for which index number is determined is called as ------

Q. What is the median of 33, 86, 68, 32, 80, 48, 70?

Q. For a positively skewed distribution, mean is always:

Q. When the values in a series are not of equal importance, we calculate the:

Q. Find the Mode of 5, 3, 27, 5, 9, 3, 8, 5:

Q. The smaller the variance the less spread of the data around the mean

Q. If there are many extreme scores on all examination, the dispersion is:

Q. The value of the correlation coefficient lies between

Q. If the mode is 14 and value of mean is 5 then the value of median is

Q. The makes index nos. time-reversible