Question

Male and female populations of humpback whales under 80 years old are represented by age in...

Male and female populations of humpback whales under 80 years old are represented by age in the table below. Complete parts​ (a) through​ (d).

Age Males   Females

​0-9 (10) (6)

​10-19 (17) (9)

​20-29 (13) (15)

​30-39 (16) (19)

​40-49 (24) (24)

​50-59 (21) (25)

​60-69 (19) (19)

​70-79 (12) (13)

Find the population mean and the standard deviation of age for males and Females

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