MY NOTE In a study of memory recall, 8 students from a large psychology class were selected at random and given 10 minutes to memorize a list of 20 nonsensical words. Each was asked t list as many of the words as he or she could remember both 1 hour and 24 hours later. The data are as shown in the accompanying table. Student 1 2 3 4 5 67 8 1 hour later 14 13 19 7 13 9 16 17 24 hours later 9 4 14 5 10 5 11 13 USE SALT Use these data to estimate the difference in mean number of words remembered after 1 hour and after 24 hours. Use a 90% confidence interval. (Use Hd 1 hour later 24 hours later Use a table or SALT. Round your answers to two decimal places.) Submit Answer ) w words