Q1 {15 points) Let Form have a Fdistribution with {321, pg) degrees of freedom. 1with densityr function \"'1 1 (aw 2 '-' 2 v. 2 (1 t it) Then, when Pg :5 2. show that the mean of Fwy: is %. Hint: Reduce the integral that needs to be derived in the form of a beta integral using suitable substitution