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View History Bookmarks Window Help www-awh.connectmath.com Hosted by ALEKS Corp Ch 3 Homework (24 questions) 1214-15 16 17 18 20 Next «Previous Previous 11 12 13 14 15 16 17 18 19 20 Next Question 19 of 24 (1 point) View problem in a pop-up 3.3 Section Exercise 10 The average age of senators in the 108th Congress was 60.5 years. If the standard deviation was 13.5 years, find the z-scores corresponding to the oldest and youngest senators of age 83 and 40. Round z scores to two decimal places. Part 1 out of 2 The z-score corresponding to the oldest senator of age 83 is 3- Sub

Explanation / Answer

mean is 60.5 and standard deviation is 13.5

thus the z for 83 is (83-60.5)/13.5 =1.67

z for 40 is (40-60.5)/13.5 =-1.52

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