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

Q. Which technique is used in finding a solution for optimizing a given objective, such as profit maximization or cost reduction under certain constraints?

Q. What is the objective function in linear programming problems?

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

Q. For a certain distribution, if ∑(X -20) = 25, ∑(X- 25) =0, and ∑(X-35) = -25, then is equal to:

Q. We must arrange the data before calculating:

Q. While computing the arithmetic mean of a frequency distribution, the each value of a class is considered equal to:

Q. By constructing models, the problems in libraries increase and cannot be solved.

Q. A measurement that corresponds to largest frequency in a set of data is called:

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