Calculate the coefficient of correlation between the values of x and y given below:
`{:(,y,-10,-5,0,5,10),(,y,5,9,7,11,13):}`

Calculate coefficient of correlation between series X and Y.

Calculate the coefficient of correlation between the values of x and y given below: What do you conclude about correlation?

Calculate Karl Pearson's coefficient of correlation between x and y for the following data and interpret the result: (1, 6), (2, 5), (3, 7), (4, 9), (5, 8), (6, 10), (7, 11), (8, 13), (9, 12).

Given the below, which function represents the values in the table ? {:(x,y),(1,-1),(3,5),(5,11),(7,17),(9,23):}

The coefficient of correlation between the values denoted by x and y is 0.5. The standard deviation of x is 5 and that of y is 4. Find the angle between the lnes of regression.

Find the value of 'x' and 'y' if : 2[(x,7),(9,y-5)]+[(6,-7),(4,5)]=[(10,7),(22,15)]

The angle between the lines 2x+11y-7=0 and x+3y+5=0 is equal to

The coefficient of correlation between X and Y is 0.6. Their covariance is 4.8 var (x)=9. Find the value of sigma_(y) .

The coefficient of correlation between the values denoted by X and Y is 0.5 . The mean of X is 3 and that of Y is 5. Their standard deviations are 5 and 4 respectively. Find (i) the two lines of regression. (ii) the expected value of Y, when X is given 14 (iii) the expected value of when Y is given 9

Find the coefficient of 1/y^10 in the expansion of (y^3+a^7/y^5)^10