Question: Consider the following data set: a. Is it reasonable to treat it as a sample from an approximately normal population? b. Perform a square-root transformation.

Consider the following data set: 4.1 2.7 1.2 10.3 0.9 2.4 1.5 1.9 2.1 16.1 1.4 1.0

a. Is it reasonable to treat it as a sample from an approximately normal population?

b. Perform a square-root transformation. Is it reasonable to treat the square-root-transformed data as a sample from an approximately normal population?

c. Perform a reciprocal transformation. Is it reasonable to treat the reciprocal-transformed data as a sample from an approximately normal population?

4.1 2.7 1.2 10.3 0.9 2.4 1.5 1.9 2.1 16.1 1.4 1.0

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