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Q1. Which of the following is not a measure of central tendency of central tendency 

(a) Mean 

(b) Median 

(c) Mode 

(d) Standard deviation 

Q2. The algebraic sum of teh deviations of a frequency distribution from its mean is 

Q3. The arithmetic mean 1, 2, 3.........., n is 

Q4. For a frequency distribution, mean, median and mode are connected by the relation 

Q5. Which of the following cannot be determined graphically? 

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