Today’s class material the toughest yet conceptually.  Hypothesis testing, p-values and Types I and II errors.  Quite a few blank looks coming back at me.  The poll results (poll can take time to load):

But the main question I got on the comment wall was the most common and disappointing one: how much of this will be in the exam?  [Answer: the stuff in the summary slide at the end.].  It’s so much easier to illuminate when the question is: “I didn’t understand from X on”, or “I don’t understand Y because….”

Lets see what happens when we go over this in the context of prayer and vaccines.