answer this questions

3) A spinner is divided into five equal sections numbered 1 through 5. The arrow is equally likely to land on any section. (a) Find the probability table, which is also called the discrete "probability density function" (or pdf). (b) Calculate the expected value E(X) (or mean ux) of the probability experiment. (c) Calculate the variance V (X) of the probability experiment. (d) Calculate the standard deviation