eCampus: Home Bb Content McGraw-Hill Connect Wk 4 - Practice: Wk 4 E) X 8 https://newconnect.mheducation.com/flow/connect.html...

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eCampus: Home Bb Content McGraw-Hill Connect Wk 4 - Practice: Wk 4 E) X 8 https://newconnect.mheducation.com/flow/connect.html ... Wk 4 - Practice: Wk 4 Exercises [due Sat] i Submit Saved Help Save & Exit Check my work 11 GreenBeam Ltd. claims that its compact fluorescent bulbs average no more than 3.66 mg of mercury. A sample of 35 bulbs shows a mean of 3.74 mg of mercury. (a) State the hypotheses for a right-tailed test, using GreenBeam's claim as the null hypothesis about the mean. points a. Hg: H2 3.66 mg vs. H: H< 3.66 mg eBook b. Hg: HS 3.66 mg vs. H1: H >3.66 mg c. Hg: H = 3.66 mg vs. H1: H # 3.66 mg Hint References a (b) Assuming a known standard deviation of 0.14 mg, calculate the z test statistic to test the manufacturer's claim. (Round your answer to 2 decimal places.) Test statistic (c) At the 10 percent level of significance (a = 10) does the sample exceed the manufacturer's claim? Mc Graw Hill Education < Prev 11 of 15 Next > eCampus: Home Bb Content McGraw-Hill Connect Wk 4 - Practice: Wk 4 E) X 8 https://newconnect.mheducation.com/flow/connect.html ... Wk 4 - Practice: Wk 4 Exercises [due Sat] i Submit Saved Help Save & Exit Check my work 11 GreenBeam Ltd. claims that its compact fluorescent bulbs average no more than 3.66 mg of mercury. A sample of 35 bulbs shows a mean of 3.74 mg of mercury. (a) State the hypotheses for a right-tailed test, using GreenBeam's claim as the null hypothesis about the mean. points a. Hg: H2 3.66 mg vs. H: H< 3.66 mg eBook b. Hg: HS 3.66 mg vs. H1: H >3.66 mg c. Hg: H = 3.66 mg vs. H1: H # 3.66 mg Hint References a (b) Assuming a known standard deviation of 0.14 mg, calculate the z test statistic to test the manufacturer's claim. (Round your answer to 2 decimal places.) Test statistic (c) At the 10 percent level of significance (a = 10) does the sample exceed the manufacturer's claim? Mc Graw Hill Education < Prev 11 of 15 Next >

Answer rating: 100% (QA)

Mean 366 n35 x bar374 aHypothesis for a right tailed test Null hypothesis Ho366 Altern... View the full answer