Math - Chpt 4 Regression Models

Need  help with answering questions 10, 13, and 26 in the attachments. Need it done by Sat. 12th at 1000 am.  Answers must be in Times New Roman with  12 font. You can use software eg. QM for Windows. Need someone that can do it and on time. I've been burned twice and really need some help. Please don't reply if you don't have time to submit it ontime. Thanks