For each sample, create a histogram. Then answer each of the following:
What is the shape of the histogram?
The histogram displays a roughly normal shape
The distribution is extremely skewed to the right, and has one pretty extreme high outlier.
The distribution does not have any special shape, and has one small outlier which is not very extreme.
The histogram displays a distribution that is slightly skewed and does not have any outliers.
Is is safe to proceed with the test?
It is safe to proceed with the test.
It is NOT safe to proceed with the test.