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Stock X has an average realised return of 24.8% and stock Z has an average realised return of -3.1%. The variances for stock X and
Stock X has an average realised return of 24.8% and stock Z has an average realised return of -3.1%. The variances for stock X and stock Z are 0.125447467 and 0.032239975 respectively. The covariance is 0.045469287. What is the variance on a portfolio that is made up of equal investments in StockX and Stock Z stock?
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