Step1 A major health study indicated that there's a birth month effect for schizophrenia. If a child is born during a certain month, he or she has a significantly higher chance of developing schizophrenia later in life, however, the chance of developing schizophrenia only increases by 1 in 10 million.

Step 2Post your answer the following question.

Based on what you know about t-tests, how can there be a significant difference for that particular month when there's such a small increase in the chances of developing schizophrenia?