A hospital wants to determine if the type of treatment for pneumonia is a factor in recovery time? The table below shows the number of days to recovery for several randomly selected pneumonia patients that had various types of treatment. Overnight Hospital Stay A Few Hours in the Hospital Sent Home With Medicine 11 8 25 12 20 22 17 18 19 20 16 12 15 13 9 Assume that all distributions are normal, the three population standard deviations are all the same, and the data was collected independently and randomly. Use a level of significance of a = 0.01. Ho: μι = μ2 = 13 H₁: At least two of the means differ from each other. 1. For this study, we should use Select an answer ✓ 2. The test-statistic for this data = (Please show your answer to 3 decimal places.) (Please show your answer to 4 decimal places.) 3. The p-value for this sample= 4. The p-value is Select an answer 5. Base on this, we should Select an answer 6. As such, the final conclusion is that... 30 13 26 16 13 25 14 α hypothesis There is insufficient evidence to support the claim that treatment type is a factor in recovery time for pneumonia. There is sufficient evidence to support the claim that treatment type is a factor in recovery time for pneumonia.
A hospital wants to determine if the type of treatment for pneumonia is a factor in recovery time? The table below shows the number of days to recovery for several randomly selected pneumonia patients that had various types of treatment. Overnight Hospital Stay A Few Hours in the Hospital Sent Home With Medicine 11 8 25 12 20 22 17 18 19 20 16 12 15 13 9 Assume that all distributions are normal, the three population standard deviations are all the same, and the data was collected independently and randomly. Use a level of significance of a = 0.01. Ho: μι = μ2 = 13 H₁: At least two of the means differ from each other. 1. For this study, we should use Select an answer ✓ 2. The test-statistic for this data = (Please show your answer to 3 decimal places.) (Please show your answer to 4 decimal places.) 3. The p-value for this sample= 4. The p-value is Select an answer 5. Base on this, we should Select an answer 6. As such, the final conclusion is that... 30 13 26 16 13 25 14 α hypothesis There is insufficient evidence to support the claim that treatment type is a factor in recovery time for pneumonia. There is sufficient evidence to support the claim that treatment type is a factor in recovery time for pneumonia.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 22SGR
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