Show all work . Round to 2 decimal places. 1. Applicants complete a test of reasoning and logic as part of a hiring process. The number of errors made is recorded and used as the response score. The parameters for the response variable are: = 15, = 3.09. Assume the data form a normal distribution. a. What percentage of scores are between 10 and 20? b. Between what 2 scores do 92% of all applicants score? c. What score is needed to be in the top 1%