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Make a decision about the null hypothesis and explain your reasoning, then make a conclusion about the claim in non-technical terms Critical Value: 1.724718 Test
Make a decision about the null hypothesis and explain your reasoning, then make a conclusion about the claim in non-technical terms
Critical Value: 1.724718
Test Statistic: 2.42
p-value: 0.013
= 0.05
Low Lead Level High Lead Level
n1 78 n2 25
x-bar1 92.88 x-bar2 86.9
s1 15.34 s2 8.79
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