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Mathematics, 03.07.2019 06:10 karinagaticap73vrn

Mr. o’lear is conducting an experiment that involves 10 plants. he initially determined that the plants had a mean height of 72 centimeters and a mean absolute deviation of 8.5 centimeters. he later discovered that he made two errors in the height measurements of two plants.
below shows the incorrect and the correct measurements of the two plants:
incorrect. correct
65 cm. 70 cm
78 cm. 73 cm
a) what is the correct mean height of 10 plants?
b) what is the correct mean absolute deviation of the 10 plants?
me solve this step by step! you

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