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Let x be a random variable representing dividend yield of bank stocks. We may assume that x has a normal distribution with=2.8%.A random sample of
Letxbe a random variable representing dividend yield of bank stocks. We may assume thatxhas a normal distribution with=2.8%.A random sample of 10 bank stocks gave the following yields (in percents).
5.7 | 4.8 | 6.0 | 4.9 | 4.0 | 3.4 | 6.5 | 7.1 | 5.3 | 6.1 |
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