Test Preparation on UGC NET Management Practice Set-1
1.
Assertion (a): Long-run marginal cost curve isU-shaped.Reason (R): The law of variable proportionoperates in production sphere.
2.
Assertion (a): The production function, Z = 3r1+ 2r2 + 2, where Z is the output and r1 and r2 arethe two inputs, is not homogeneous.Reason (R): Multiplying r1 and r2 by a constantk in given production does not multiply Zand K.
3.
Assertion (a): Demand curve of a firm ishorizontal.Reason (R): Large number of firms are present.
4.
What is the mode of the following data 2, 3, 3, 3,5, 5, 7, 12?
5.
What is the median of the following data 1, 3, 4,4, 5, 6, 9?
6.
If the Karl Pearson coefficient of correlationbetween x and y is 0.3, then the coefficient ofcorrelation between ?x and 2y is
7.
The arithmetic mean of series A is twice that ofseries B and the standard deviation of series?B? is twice that of series A. The coefficient ofvariation of series A in relation to that of series B will be
8.
Researchers tend to find an inverse relationshipbetween alcohol consumption and speed ofresponse. Which of the following fictitiousstatistics could possibly represent thatrelationship?
9.
The term statistical significance refers to
10.
The sum of squared deviation is the least whentaken from
11.
If a demand curve exhibits unit elasticity for allprices the MR curve-
12.
When AR is constant, MR is
13.
Assume that a firm?s total revenue curve takesthe farm of a straight line which passes throughthe origin. We may deduce that-
14.
Which of the following formula explain the termaverage revenue?Total Units Produced
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