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12. Raj measures the height, hcm, of 70 plants. The table shows the information. Calculate an estimate of the mean heigh

Posted: Sun Sep 05, 2021 6:33 am
by answerhappygod
12. Raj measures the height, hcm, of 70 plants.
The table shows the information.
Calculate an estimate of the mean height of the plants.
Give your answer correct to 3 significant figures.