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Listed below are the lead concentrations μ​g/g measured in different traditional medicines. Use a 0.05 significance...

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Statistics

Listed below are the lead concentrations μ​g/g measured indifferent traditional medicines. Use a 0.05 significance level totest the claim that the mean lead concentration for all suchmedicines is less than 13 μ​g/g.Assume that the lead concentrationsin traditional medicines are normally distributed.

8 22 15 .5 8.5 3.5 10 6.5 13.5 5.5 11 

1.Determine the test statistic (round two decimal)

2.Determine the P-value( round three decimal)

3.State the final conclusion that addresses the originalclaim  

     

    

6.56.5     

13.513.5     

5.55.5     

1111

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