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Homework: HW 8.3 Testing a claim about Population Mean Score: 0.83 of 1 pt 11 of 16 (16 complete) ▼ Hw Score: 98.07%, 15.69 of 16 pt & 8.3.15-T Question Help levels were measured before and after the In a test of the effe treatment. The changes (before minus after) in their levels of LDL cholesterol (in mg/dL) have a mean of 0.2 and a standard deviation of 18.7. Use a 0.10 significance of garlic for lowering cholesterol, 64 subjects were treated with raw garlic to test the claim that with garlic treatment, the mean change in LDL cholesterol is greater than O. What do the results suggest about the effectiveness of the garlic treatment? Assume that a simple random sample has been selected. Identify the nul and alternative hypotheses, test statistic, P-value, and state the final conclusion that addresses the original claim. H1 : μ > 0 mg/dL H1 : μ #0 mg/dL Determine the test statistic. 09 (Round to two decimal places as needed.) 0466 (Round to three decimal places as needed.) State the final conclusion that addresses the original claim. Fail to reject Ho. There is not sufficient evidence to conclude that the mean of the population of changes is greater than o.
Can someone explain to me how to get the p-value using a TI-84 calculator? I’m so lost. Thanks!
math   Statistics-And-Probability   
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Answer #1

Slersto calculle pvalue using T^ 2n hen pess butte: PS Now su test is t test so we wart t use tcdfC then Press button ENTER e-take-4Ppe.baum.Loccao_一 So iomt of lower ente value 0.09 rom- of upper enley Value taaaoo hem Pyess buttom ENTEP i now yo wl pvalue fex your hupothesis test as folows value o.4b63 ..PVa

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