Could you kindly solve the below question on probability and statistics below perspective

Let X,, X2 ... Xn represent a random sample from a Rayleigh distribution with Pdf f ( 2 ; 0 ) = 2 - e - 2 2 20 ; x 20 , where o yo. a. Construct a maximum- likelihood estimator off a b. Estimate from the following 10 observations on vibratory stress of a turbine blade under specified conditions : 16.88 10. 23 4. 59 6.66 13.68 1 4. 23 19. 87 9. 40 6.51 10.95