1. An electronic store salesperson estimates the probabilities for the number of flat screen smart TV sets sold in a week as follows: number sold (x) p(x) a) b) c) d) 4 stion here... 1 I 0 0.05 1 0.30 201 - Assume that the number of sales in one week is independent of the number in any other. What is the probability, for a given week, that fewer than 3 flat screen smart TVs will be sold? Find the expected number of flat screen smart TVs sold in a week. Find the standard deviation of the number of flat screen smart TVs sold in a week. The salesperson receives a weekly salary of $600, plus a commission of $60 for each flat screen smart TV sold. Find the expected value of the total amount the salesperson will receive each week. Find the standard deviation of the total weekly amount. 2 0.40 3 0.10 2. Express House Delivery Service provides high quality service to customers. The company guarantees a refund of all charges if a package it is delivering does not arrive at its destination by the 276 4 0.10 5 0.05