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Q. The measure of central tendency listed below is:

Q. Which of the following average cannot be calculated for the observations 2, 2, 4, 4, 6, 6, 8, 8, 10, 10 ?

Q. The lower and upper quartiles of a symmetrical distribution are 40 and 60 respectively. The value of median is:

Q. Scores that differ greatly from the measures of central tendency are called:

Q. OR can evaluate only the effects of .

Q. We must arrange the data before calculating:

Q. Ten families have an average of 2 boys. How many boys do they have together?

Q. Which of the following is not the phase of OR methodology?

Q. If X1, X2, X3, ... Xn, be n observations having arithmetic mean and if Y =4X ± 2, then is equal to:

Q. Suitable average for averaging the shoe sizes for children is