2 13 14 15 16 17 18 19 20 21 22 23 Price ($1000) Dissolved oxygen The level of dissolved oxygen (DO) in a river shows the water's ability to support aquatic life. A researcher collects water samples from 15 randomly chosen locations along a stream and measures the dissolved oxygen. His results are graphed in the boxplot. Determine if the Normal/ Large Sample condition is met. 3.0 3.5 4.0 4.5 5,0 5.5 6.0 6.5 DO (mg/l) Social Spotify 9 7.6 - Google Chrome

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