A study about the productivity of the workers (random sample of 25 employees) in a factory has been completed. The correlation ratio between the productivity of the workers and their educations is r=0.969. Since it is obtained on the basis of the sample can be considered as

Question

A study about the productivity of the workers (random sample of 25 employees) in a factory has been completed. The correlation ratio between the productivity of the workers and their educations is r=0.969. Since it is obtained on the basis of the sample can be considered as
point estimate of the coefficient of the general population (with stochastic error). Find a 95% confidence interval (using Fisher). Please, show your full solution!