Question

4) The following table shows the heights (x, in cm) and weights (y, in kg) of 15 students. Height (x) 150 155 160 165 170
Weight (y) 56.0 56.5 55.0 55.0 58.0 | 61.5 59.0 62.5 65.0 63.0
57.5 50.0. 61.0
58.5 56.5
(a) Calculate the correlation coefficient of weight and height.
(b) Obtain the correlation index(coefficient of determination) of order 2 and the regression equation of weight on height.
(c) Calculate the correlation ratio of weight on height.

p.s- The above data is a bivariate grouped data.​

Answer 1

this is answer .

I hope it was helpful to you

Answer 2

Instead, indoor bowling began as a religious ceremony. Around 300 A.D., monks in German monasteries wanted people to attend church.