Closing prices of two stocks are recorded for 50 trading days. The sample standard deviation of stock X is 4.059 and the sample standard deviation of stock Yis 9.459. The sample covariance is $36.259. (a) Calculate the sample correlation coefficient. (Round your answer to 4 decimal places.) Correlation coefficient (b) Describe the relationship between prices of these two stocks. There is click to select correlation between the two stock prices