Question
There is some evidence that, in the years 1981-85, a simple name change resulted in a short-term increase in the price of certain business firms'
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(a) According to Chebyshev's theorem, at least ?56%75%84%89% of the relative increases in stock price lie between 0.62 % and 1.14. (b) According to Chebyshev's theorem, at least 36% of the relative increases in stock price lie between % and %. (Round your answer to 2 decimal places.) (c) Suppose that the distribution is bell-shaped. According to the empirical rule, approximately 99.7% of the relative increases in stock price lie between % and %. (d) Suppose that the distribution is bell-shaped. According to the empirical rule, approximately ?68%75%95%99.7% of the relative increases in stock price lie between 0.62 % and 1.14. |
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