Your company is in the process of comparing the sales of their two main products (denoted by A and B). More specifically, they would like to test if the average sales of product A is more than that of product B. The historical data is given in the file "salesdata.txt" where A represents the sales of product A (in $10,000) and B represents the sales of product B (in $10,000). Using a level of significance of 0.10, please answer the following