standard deviation, Please answer this, with solution thank you

2. Different typing skills are requiring for secretaries depending on whether one is working in a law ofce, an accounting firm of for a mathematical research group at a major university. In order to evaluate candidates for these positions an agency administers 3 distinct standardized typing tests. The agency gives a time penalty in the final score of an applicant based on the number of typing errors. The mean and standard deviation for each test together with the scores achieved by Nancy an applicant is given in the following table Type of Test Nancy Score Mean Standard Deviation Law 141 sec 180 sec 30 sec Accounting 7 min 10 min 2 min Scientific 33 min 26 min 5 min Compute for the standard scores. Where do you think should the agency place Nancy