7. Mistakes to avoid

7.1 Don't be fooled by test results

You should not assume that a test that does not reject the hypothesis being tested necessarily implies that the condition being tested is true. On the other hand, when a test rejects the tested hypothesis, there's every chance (at the risk of $\alpha =5\text{\%}$ In all cases, the analyst must play his or her part and make a conscious decision as to the action to be taken on the warning revealed by a test. In all cases, the analyst must play his or her part, and decide conscientiously what action to take in response to the warning revealed by a test.