Question

The ages of the winners of a cycling tournament are approximately​ bell-shaped. The mean age is 28.8 ​years, with a standard deviation of 3.3 years. The winner in one recent year was 32 years old. ​(a) Transform the age to a​ z-score. ​(b) Interpret the results. ​(c) Determine whether the age is unusual. ​(a) Transform the age to a​ z-score. z equals nothing ​(Type an integer or decimal rounded to two decimal places as​ needed.) ​(b) Interpret the results. An age of 32 is about nothing standard​ deviation(s) ▼ below above the mean. ​(Type an integer or decimal rounded to two decimal places as​ needed.) ​(c) Determine whether the age is unusual. Choose the correct answer below. A. No comma this value is not unusual. A​ z-score between minus 2 and 2 is not unusual. B. Yes comma this value is unusual. A​ z-score between minus 2 and 2 is unusual. nothing C. No comma this value is not unusual. A​ z-score outside of the range from minus 2 to 2 is not unusual. D. Yes comma this value is unusual. A​ z-score outside of the range from minus 2 to 2 is unusual.

Answer 1