To a precision of two decimal places, the random varlable X has a probability density function given by: 4 cos(x) + 1.7r 75.5 f(x) on the interval (0, 37] and f(x) = 0 elsewhere a. Find the formula...

Extracted text: To a precision of two decimal places, the random varlable X has a probability density function given by: 4 cos(x) + 1.7r 75.5 f(x) on the interval (0, 37] and f(x) = 0 elsewhere a. Find the formula for the cumulative density function on the interval (0, 37) F(z) = b. Find the probability that z < 27="" [round="" your="" answer="" to="" the="" nearest="" tenth="" of="" a="" percent,="" as="" needed]="" c.="" find="" the="" expected="" value="" of="" x="" [round="" your="" answer="" to="" two="" decimal="" places,="" as="">