An Instructor Has Given His Final Exam,and Scores Are Approximately

question 56

Multiple Choice

An instructor has given his final exam,and scores are approximately normally distributed.Nancy scores a 90 and Ronald scores a 75.The characteristics of the distribution are as follows:
= 85,
S² = 36.What is Ronald's T score (for a mean of 50 and a standard deviation of 10) ?

• A)33.3
• B)63.7
• C)52.8
• D)47.2