A sample of birth weights of 13 girls was taken. Below are the results (in g): 2961.8 3509.5 2808.6 1212.4 2037.3 4224.7 3083.2 3423.6 3967.3 3252.4 2945.8 2494.6 4165.6 3083.6 g s = 848.12 g Use a 10% significance level to test the claim that the standard deviation of birth weights of girls is greater than the standard deviation of birth weights of boys, which is 520 g. Round all answers to 3 decimal places if possible. Procedure: Select an answer Step 1. Hypotheses Set-Up: Ho: Select an answer O Ha: Select an answer ? O The test is a Select an answer test. Step 2. The significance level is a = Step 3. Compute the value of the test statistic: II

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