Complete part a through b using the probability distribution below.

Complete parts (a) and (b) using the probability distribution below. The number of overtime hours worked in one week per employee Overtime hours 0 1 2 3 Probability 0.044 0.054 0.152 0.279 {a} Find the mean, variance, and standard deviation of the probability distribution. Find the mean ofthe probability distribution. p,= :| (Round to one decimal place as needed.) Find the variance of the probability distribution. (:2 = (Round to one decimal place as needed.) Find the standard deviation of the probability distribution. a = :| (Round to one decimal place as needed.) {b} Interpret the results in the oontextcrfthe reallife situation. 0 A. An employee works an average of 3.4 overtime hours per week with a standard deviation of approximately 1.5 hours. 0 B. An employee works an average 3.4 of overtime hours per week with a standard deviation of approximatelyQ hours. 0 0. An employee works an average of 2.2 overtime hours per week with a standard deviation of approximately 1.5 hours. 0.25 0.15? 0.059