Compute the correlation coefficient between y and z show


We have a fair coin named A. We flip coin A. Whenever it comes up heads, variable Y gets a value of -1 and variable Z gets a value of +1. Whenever it comes up tails, variable Y gets a value of +1 and variable Z gets a value of -1.

Compute the correlation coefficient between Y and Z ( show in detail), then find the variance of Y+Z

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Financial Management: Compute the correlation coefficient between y and z show
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