Mathematics, 31.01.2020 03:56 Tariah5970
For a group experiment, your science class measured the fine-particulate concentrations in the air at random places around campus, and estimated a sample average of 22 μg/m3 (micrograms per cubic meter). if 144 readings were taken, and the standard deviation of the sample measurements was 4 μg/m3, you are 99.7% confident that actual concentration of fine particulates at the school is
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For a group experiment, your science class measured the fine-particulate concentrations in the air a...
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