Question: Hi, I need help solving this problem. I don't understand how to do test statistic and P-value. I am also struggling with part b in

Hi, I need help solving this problem. I don't understand how to do test statistic and P-value. I am also struggling with part b in regards to confidence interval.

in regards to confidence interval. The test statistic is . (Round to

The test statistic is . (Round to two decimal places as needed.) The P-value is . (Round to three decimal places as needed.) b. Construct a condence interval suitable for testing the claim that the mean IQ scores for subjects with medium lead levels is higher than the mean for subjects with high lead levels. P2 9- H01P1=P2 H1F1P2 0 IO Scores Medium Lead Level E1 High Lead Level n2=11 i2=89.173 s2 = 10.173

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