A continuous random variable has a density function ?(?) = 2(5 – x) 5 , where 2 2.2) P (2.1 ≤ ? ≤ 2.7)

A continuous random variable has a density function?(?) =
2(5 – x)

                                                                                                    5
, where 2<><3. calculate="" the="" following="" probability="" correct="" up="" to="" 3="" decimal="" places,="" and="" make="" the="" graph="" for="" part="" (a)="" only="">

Answer sheet:

P (x <>

P (x > 2.2)

P (2.1 ≤ ? ≤ 2.7)