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Determine the population standard deviation for data

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Reference no: EM131131139

The data below represents the ages (in years) of 20 trees in an area of natural vegetation.

Total:

15  17  18  19  19  22  24  25  26  27

28  28  29  32  34  35  37  38  42  43

Determine the population standard deviation for this data (to 2 decimal places).

Determine if this data represents a normal distribution.

State 2 reasons to support your answer. Show your work using statistics.

Reference no: EM131131139

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