This is what i am trying to solve;   Medical researchers believe that a patient’s cholesterol level drops after a heart attack Develop the hypothesis statements to test this statement and the associated testing matrix or confusion matrix. The time period of interest is from Day 2 after the attack to Day 4 after the attack. Test this claim at the alpha = .05 level.   i honestly don't know how to do the testing. do i use a proc ttest?         ... View more

hi all, i need a sulution to this ! completed my homework on SAS about a week ago,after one month of on and off solving.After i was done i made sure i saved it.and two days a go i still saw the home work on my sas window.but this morning i signed into my Sas and found out that the updated codes is gone.All i see are the codes i wrote down at the beginning before i updated the codes. Please what do i do cos i am freaking out!   ... View more