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Q. Circular Test is one of the tests of

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

Q. The sum of all the squared deviations is divided by the total number of observations to calculate

Q. The rank correlation coefficient of a debating contest involving 10 participants was calculated as 0.6. However, it was later discovered that the difference in the ranks of some participants was read as 8 instead of 3. Find the correct correlation coefficient:

Q. A measure of is a single value that attempts to describe a set of data by identifying the central position within that set of

Q. In order to compare two series we can use

Q. Which of the following is a unit free measure of dispersion:

Q. If the sum of squares of the rank differences of 10 pairs of values is 30, find the correlation coefficient between them.

Q. If mean absolute deviation of set of observations is 8.5 then value of quartile deviation is

Q. What is the value of the first quartile for observations 15, 18, 10, 20, 23, 28, 12, 16?