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period stock a stock b 1 4.9 1.8 2 -6.2 9.6 3 -1.5 -3.8 4 2.1 -5.9 5 -5.4 6.7 6 6.8 -7.4 an inventor's
| period | stock a | stock b | |||||
| 1 | 4.9 | 1.8 | |||||
| 2 | -6.2 | 9.6 | |||||
| 3 | -1.5 | -3.8 | |||||
| 4 | 2.1 | -5.9 | |||||
| 5 | -5.4 | 6.7 | |||||
| 6 | 6.8 | -7.4 | |||||
an inventor's portfolio consists of two stocks a and b the following represents each stock's rate of return (in%) for a sample of six periods
find the covariance
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Prealgebra
Authors: Elayn Martin Gay
7th edition
321955048, 978-0321955043
