The ages of the winners of a cycling tournament are approximately bell-shaped. The mean age is 28.9 years, with a standard deviation of 3.6 years. The winner in one recent year was 30 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. (Type an integer or decimal rounded to two decimal places as needed.) (b) Interpret the results. An age of 30 is about (Type an integer or decimal rounded to two decimal places as needed.) standard deviation(s) the mean. (c) Determine whether the age is unusual. Choose the correct answer below. O A. Yes, this value is unusual. A z-score outside of the range from - 2 to 2 is unusual. B. No, this value is not unusual, A Z-Score between - 2 and 2 is not unusual. C. Yes, this value is unusual. A z-Score between -2 and 2 is unusual. O D. No, this value is not unusual. A z-score ouiside of the range from - 2 to 2 is not unusual.

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.