A study compared the achievement scores (on an interval scale from 0 to 20) on an academic test of 10 males and 10 females tested either early in the day or late in the day. The data are in Table 5 below. Do males and females differ in their academic performance depending on whether they write the assessments early or late in the day? Test at an alpha at 0.05 and use all of the steps of hypothesis testing.

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