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

Q. OR can evaluate only the effects of .

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. What have been constructed from OR problems and methods for solving the models that are available in many cases?

Q. The measure of central tendency listed below is:

Q. If in a discrete series 75% values are greater than 50, then:

Q. Any measure indicating the centre of a set of data, arranged in an increasing or decreasing order of magnitude, is called a measure of