UESTION 40 The Coqui company, which sells effects for Ipads, has implemented a bond for the seller with the highest monthly sales. The company has hire you to carry out a statistical study to find out if the bonus has increased your sales with 95% confidence. For this, the company has given you a table with information on sales per employee before and after the bonus. monthly sales Seller Then Before 94 90 82 84 90 84 76 70 79 80 85 80 Complete the table to calculate the standard deviation of the differences The difference Average Process Result of the the Come in after and before differences square Totals