Question: Step 1: Set up your hypothesis and determine the level of significance State the ni hypothesis 1. In written format Answer: There is No association

Step 1: Set up your hypothesis and determine the level of significance State the ni hypothesis 1. In written format Answer: There is No association between children's intelligence with early exposure lead 2. In mathematical format Answer: It is given that m = 100 and s = 15, n = 121 and i = 96. The test statistic is calculated using the following formula

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