4 questions, Easy, Will take you 30 min or less

I will attach a file called Extended Application 3 and you will need to read that before you answer the four questions, it tells you how to answer it. After you read that, please answer the questions and send the answers back as such:

Answer 1a:

Answer 1b:

Answer 2a:

Answer 2b:

Answer 3a:

Answer 4:

Just make it clear which answer is for which question, this is only 4 questions and will take YOU 30 MINUTES OR LESS if you know statistics. Please make you answers clear and make sure they are 100% RIGHT! I CAN not get any of them wrong so please make sure. Make sure you read extended application 3, the PDF attached FIRST, because it will tell you how the professor wants it done.