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Q. In a regression analysis if r2 = 1, then :

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Q. Since the mode is the most frequently occurring data value, it

Q. While computing a weighted index, the current period quantities are used in the:

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

Q. The sum of the squares of the deviations of the variable is when taken about arithmetic mean

Q. Past data has shown that the regression line relating the final exam score and the midterm exam score for students who take statistics from a certain professor is: final exam = 50 + 0.5 × midterm One interpretation of the slope is

Q. The method used to compute average or central value of the collected data is considered as

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