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

Q. A solution can be extracted from a model either by

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

Q. The total of all the observations divided by the number of observations is called:

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

Q. If the arithmetic mean of the two numbers X1 and X2 is 5 if X1=3, then X2 is:

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

Q. Operations research is the application of methods to arrive at the optimal solutions to the problems.

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

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