VihasU4218 VihasU4218 30-10-2022 Mathematics Answered 9) Statistical information for a data set is given. • The mean is 18.1. • The Z-score for 13.0 is -1.7. 1999 What is the standard deviation for this data set? A 1.7 B 3.0 TE CE C 3.4 D 5.1