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Effect of Additional Data and Outliers

This topic covers the effect of additional data and outliers on a data set. We also learn how to best describe a data set.
Practice Question
1

In 2001, 64-year-old Sherman Bull became the oldest person to reach the top of Mount Everest. Other climbers to reach the summit that day were 33, 31, 31, 32, 33, and 28 years old. Which descriptive measure is most affected when you add Bull’s age to the data set?

 
Possible Answers
Your Answer
Correct Answer
A)

Mean
B)

Median
C)

Mode
Practice Question
2

A group of friends are shopping for a DVD player. They found ten DVD players with the following prices (in $):

175, 180, 130, 150, 175, 180, 160, 180, 176

They also found a DVD player for 680$. Which descriptive measure is most affected when you add the price of this DVD player to the data set?

 
Possible Answers
Your Answer
Correct Answer
A)

Mode
B)

Median
C)

Mean
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