nh 30 Frequency 1 2 O 10 20 40 LEAD T 50 60 70 80 Data were collected on the lead levels of children of battery factory workers. The data are displayed in the histogram above. Choose the correct answer. O The maximum lead level is less than 60 O The median lead level (the level that exactly half the children exceed) is less than 30 O There are 33 children in the data set. O None of the other answers is true

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