Mathematics, 11.09.2019 05:30 sonyalehardez
The bureau of alcohol, tobacco, and firearms (batf) has been concerned about lead levels in california wines. in a previous testing of wine specimens, lead levels ranging from 50 to 700 parts per billion were recorded. how many wine specimens should be tested if the batf wishes to estimate the true mean lead level for california wines to within 10 parts per billion with 95% confidence?
Answers: 2
Mathematics, 22.06.2019 02:00, laurachealsy923
Zack and tia played chess for 50 min they put the chessboard away at 11: 20 when did they start
Answers: 1
The bureau of alcohol, tobacco, and firearms (batf) has been concerned about lead levels in californ...
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