The data is presented below. Calculate the Mean and Standard Deviation of particulate matter. Which answer provides the best answer? NOTE: Round your answers to two decimals. matter site 1 68 22 36 32 42 24 28 1 1 1 1 1 Was measured in these samples (µg/m3) as an index of environmental quality. 1 38 1 36 1 38 1 39 2 40 2 36 2 34 2 33 2 32 2 O Mean: 36.13 Standard Deviation: 10.14 O Mean: 578, Standard Deviation: 102.78 O Mean: 10.14, Standard Deviation: 36.13 O None of these choices are correct.

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Q: O8750 O2916.67 O 7600 O 16350 IS

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A: