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Q. If all the scores on examination cluster around the mean, the dispersion is said to be:

Q. If the quartile range is 24 then the quartile deviation is:

Q. Correlation analysis is a ..............................

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. The measures of dispersion can never be:

Q. A data set may have no mode, one mode, or multiple modes.

Q. In regression analysis, the variable that is used to explain the change in the outcome of an experiment, or some natural process, is called:

Q. The measure of dispersion which uses only two observations is called:

Q. The point of intersection of two regression lines is..........................

Q. A series of numerical figures which show the relative position is called