Find the median for this grouped data and interpret

Reference no: EM13965325

After a pollution accident, 180 dead ?sh were recovered from a stream. Table 1.5.4 gives their lengths measured to the nearest millimeter.

Length of Fish (mm)	1-19	20-39	40-59	60-79	80-99
Frequency	38	31	59	45	7

(a) Using the grouped data formula, ?nd the mean, variance, and standard deviation.

(b) Find the median for this grouped data and interpret.

Reference no: EM13965325

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