8. Which of the following will never result
in an irrational number?
A. square root of the sum of two perfect
squares
B. square root of the product of two
odd numbers
C. square root of the product of two
perfect squares
D. square root of the product of an even
number and a perfect square

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.