1.

Find the mean deviation about the mean for the data in Exercise 9 to 10 Height in cm 95−105 105−115 115−125 125−135 135−145 145−155 Number of boys 9 13 26 30 12 10

Answer»

Find the mean deviation about the mean for the data in Exercise 9 to 10

Height in cm 95105 105115 115125 125135 135145 145155 Number of boys 9 13 26 30 12 10



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