6.46 Suppose that Y has a gamma distribution with a = n/2 for some positive integer n and ß equal to some specified value. Use the method of moment-generating functions to show that W = 2Y/B has a x²...

Extracted text: 6.46 Suppose that Y has a gamma distribution with a = n/2 for some positive integer n and ß equal to some specified value. Use the method of moment-generating functions to show that W = 2Y/B has a x² distribution with n degrees of freedom.