Question 1: If the random variable z is the standard normal score and a > 0, is it true that P(z > -a) = P(z < a)? Why or why not? Question 2: Find the (two) z-scores that bound the Read More …
Question 1: If the random variable z is the standard normal score and a > 0, is it true that P(z > -a) = P(z < a)? Why or why not? Question 2: Find the (two) z-scores that bound the Read More …