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Jack invests 40% of his fund in Security M and 60% in Security K, the standard deviation of M is 14%, and the standard deviation

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Jack invests 40% of his fund in Security M and 60% in Security K, the standard deviation of M is 14%, and the standard deviation of Kis 6%. 1. If K & M are perfectly positively correlated, Calculate the Variance and Standard deviation of jack's portfolio? 2. If K & M are Perfectly Negatively correlated, Calculate the Variance and Standard deviation of jack's portfolio? 3. If the correlation coefficient of M & K. is 0.4. Calculate the Variance and Standard deviation of jack's portfolio

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