having issues with the steps

3. [-/6 Points] DETAILS STATSBYLO1 10.1G.008. MY NOTES ASK YOUR TEACHER The number of pairs of dress shoes owned by men is a discrete random variable with the following probability distribution. 0 1 2 3 4 5 p(x) 0.64 0.12 0.10 0,09 0.03 0.02 (a) What is the variance of this discrete random variable? (b) What is the standard deviation of this discrete random variable? (Round your answer to two decimal places.) Show My Work (Required) What steps or reasoning did you use? Your work counts towards your score. You can submit show my work an unlimited number of times. Uploaded File (10 file maximum)