Awallpaper design uses 15 parallelogram-shaped pieces of paper, each with a bas of 3 inches and a height of 2 icnhes. how much paper is used to make 15 pieces?

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.