- 20 - TO-
-0.1 - 0.7

Which situation is an example of an observational study?

Given a normal distribution with µ =50 and σ =4, what is the probability that 5% of the values are less than what x values? between what two x values (symmetrically distributed around the mean) are 95 % of the values? instructions: show all your work as to how you have reached your answer. don’t simply state the results. show graphs where necessary.

X- 3 = 4 solve this algebraic expression