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Q. If one of the regression coefficients is greater than unity, the other must be:

Q. The standard deviation is independent of:

Q. The scatter in a series of values about the average is called:

Q. The coefficient of correlation between the regression coefficients is:

Q. The maximum value of the Rank Correlation coefficient is

Q. The arithmetic mean of the marks obtained by 50 students was calculated as 44. It was later discovered that a score of 36 was misread as 56. Find the correct value of arithmetic mean of the marks obtained by the students.

Q. The mean of 10 observations is 10. All the observations are increased by 10%. The mean of increased observations will be:

Q. Relative Method is further divided into how many types?

Q. Following are the Relative measures of dispersion except

Q. A distribution consists of three components with total frequencies of 200, 250 and 300 having means 25, 10 and 15 respectively. Find the mean of the combined distribution.