# Chapter 1. Choosing Measures of Center and Spread

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Stat Tutor
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### Question 1.1

Incorrect. Test scores have a very right skewed shape and a potential outlier. Thus, the five-number summary should be used to summarize these data.
Correct. Test scores have a very right skewed shape and a potential outlier. Thus, the five-number summary should be used to summarize these data.
Incorrect. Try again.
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### Question 1.2

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Incorrect. In statistics we say to always plot your data. It not only helps us decide which measures of center and spread to use, but often reveals problems with the data that can be fixed before analyzing the data.
Correct. In statistics we say to always plot your data. It not only helps us decide which measures of center and spread to use, but often reveals problems with the data that can be fixed before analyzing the data.
Incorrect. Try again.
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