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Q9) There is a 17.35% probability of a below-average economy and a 82.65% probability of an...

Q9) There is a 17.35% probability of a below-average economy and a 82.65% probability of an average economy. If there is a below-average economy, Stocks A and B will have returns of 4.72% and -0.32% , respectively. If there is an average economy, Stocks A and B will have returns of 19.50% and 4.46%, respectively. Compute the Standard deviation for stocks a and b.

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