The results of the latest writing of the LSAT (Law School Aptitude Test) showed results that were normally distributed with a mean score of 819 and a standard deviation of 65.

Enter percentage answers in percent form (i.e. 3.00%% instead of 0.03). Round all final answers to 2 decimals.

(a) What percent of students scored between 766 and 902? % (b) What percent of students got 927 or more on the test? %

Replacement times for Maytag washer and dryer sets are normally distributed with a mean of 8.2 years and a standard deviation of 1.4 years.

Round all final answers to 3 decimals.

(a) Find the replacement time (in years) that separates the top 26%% from the bottom 74%. (b) If the manufacturer wants to provide a warranty time so that only 2%% of the washer and dryer sets will be replaced before the warranty expires, what length of time (in years) would you recommend for the warranty?