Each of the following normal quantile plots illustrates a sample. In which cases is it reasonable to treat this as a sample from an approximately normal population? (More than one graph may be...

Each of the following normal quantile plots illustrates a sample. In which cases is it reasonable to treat this as a sample from an approximately normal population? (More than one graph may be selected.)

Extracted text: 4 2 2 1 1 - 1 - 1 - 2 - 2 - 3 - 3 - 3 .2 3 -3 - 2 1 3 3.


Extracted text: 4 4 3 3. 2. 2 1 1 - 1 - 1 - 2 - 2 - 3 - 3 - 20 -10 10 20 30 40 20 - 10 10 20 30 40