1. In your own words, explain how to find the first quartile of a set of data.
2. What is the interquartile range of the following speeds recorded by the state police?
(53, 55, 55, 55, 57, 57, 60, 60, 62, 63, 63, 64, 67, 68, 68, 70, 72, 73)
3. What is the median of the first half of a data set called?
4. What is the median of the second half of a data set called?
5. Explain how to find the IQR?

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so how would you explain how to find the 1st Q?

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