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Commerce Business Statistics And Research Methods Difficulty: Medium

Statement I When a null hypothesis gets rejected in statistical hypothesis testing, it is known as II type error in hypothesis testing. Statement II When a sample is small sized and parametric value of the standard deviation is not known, Z-test is the most appropriate test for hypothesis testing.

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In a joint life annuity, what would happen to annuity payment if the spouse is to predecease the annuitant? Which of the statements are correct in context of forward markets? . . . . . . . . means using short-term forward contracts to off set 'paper' gains and losses on the long-term assets and liabilities of foreign subsidiaries. Which of the following is not a material fact? The short-run production function for a firm is as follows Q = -L 3 + 15L 2 + 10L Where Q denotes total output in physical units and L denotes units of labour which are homogeneous, but are not perfectly divisible and change in labour does not tend to become zero. Statement I In this production function, the marginal product of 5 th unit of labour is 85. Statement II Similarly, in this production function, the average product of the 5 th unit of labour is 60.