ed in diffe traditional medicines. Use a 0.05 anificance level to test the claim that the mean lead concentration for all such medicines is less than 15 u ssume that the sample is a simple random sample. 8 6. 12.5 22.5 10 21 18.5 13.5 4.5 5 0 ..... ssuming all conditions for conducting a hypothesis test are met, what are the null and alternative hypothes OA. Ho H= 15 ug/g H: p> 15 ug/g O B. H, u= 15 µg/g H1: H< 15 µg/g O C. Ho: H= 15 ug/g O D. H,: > 15 µg/g H1: u#15 µg/g H: µ< 15 µg/g etermine the test statistic. (Round to two decimal places as needed.) Determine the P-value. (Round to three decimal places as needed.) State the final conclusion that addresses the original claim. Fail to reject Ho. There is sufficient evidence to conclude that the mean lead concentration for all suc

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Listed below are the lead concentrations in pg/g measured in different traditional medicines. Use a 0.05
significance level to test the claim that the mean lead concentration for all such medicines is less than 15 ug/g.
Assume that the sample is a simple random sample.
8 9
12.5
22.5
10
21
18.5
13.5 4.5 5 o
Assuming all conditions for conducting a hypothesis test are met, what are the null and alternative hypotheses?
O A. H, H= 15 µg/g
H: p> 15 ug/g
O B. Ho µ= 15 µg/g
Η μs 15 μga
O C. Ho H= 15 µg/g
H µ±15 µg/g
O D. H, p> 15 µg/g
H1 p<15 pg/g
Determine the test statistic.
(Round to two decimal places as needed.)
Determine the P-value.
Round to three decimal places as needed.)
State the final conclusion that addresses the original claim.
Fail to reject H,- There is
sufficient
evidence to conclude that the mean lead concentration for all such
medicines is
15 µg/g.
equal to
not
less than
greater than
Transcribed Image Text:Listed below are the lead concentrations in pg/g measured in different traditional medicines. Use a 0.05 significance level to test the claim that the mean lead concentration for all such medicines is less than 15 ug/g. Assume that the sample is a simple random sample. 8 9 12.5 22.5 10 21 18.5 13.5 4.5 5 o Assuming all conditions for conducting a hypothesis test are met, what are the null and alternative hypotheses? O A. H, H= 15 µg/g H: p> 15 ug/g O B. Ho µ= 15 µg/g Η μs 15 μga O C. Ho H= 15 µg/g H µ±15 µg/g O D. H, p> 15 µg/g H1 p<15 pg/g Determine the test statistic. (Round to two decimal places as needed.) Determine the P-value. Round to three decimal places as needed.) State the final conclusion that addresses the original claim. Fail to reject H,- There is sufficient evidence to conclude that the mean lead concentration for all such medicines is 15 µg/g. equal to not less than greater than
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