If an observed correlation is unlikely to be due to sampling error it has ______.
A) statistical significance
B) practical significance
C) reliability
D) validity
Answer: A) statistical significance
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Locating a point on a utilities possibilities frontier gives you information about
A) both equity and efficiency. B) equity but not efficiency. C) efficiency but not equity. D) profitability but not efficiency.
If actions to reduce the expected cost of an accident are equally effective and managers authorize the least expensive actions first, the marginal cost of additional actions ________.
A) is zero B) decreases C) is constant D) increases
In a fractional reserve banking system,
A. the fraction of deposits that must be held is determined by the required reserve ratio. B. the required reserve ratio is set by the Federal Reserve System. C. banks hold reserves equal to only a fraction of their deposits. D. All of these responses are correct.
Refer to the data provided in Table 9.3 below to answer the following question(s). Table 9.3qTFCTVCTCMCAVCATC0$100 $0$100 ---- -- 1100401404040 140 21006016020 30 80 31009019030 30 63.334100124 224 343156 5100180 280 56 36 56 6100 264 364 84 44 60.677100 372 472 108 53.14 67.43Refer to Table 9.3. In the long run, if cost conditions do not change, this firm will earn a zero economic profit if price is
A. $20. B. $30. C. $40. D. $56.