Aviation and high-altitude physiology is a specialty in the study of medicine. Let x =oxygen. The (x, y) data pairs correspond to elevations from 10,000 feet to 30,000 feet in 5000 foot intervals for a random sample of volunteers. Although the medical data were collected using airplanes, they apply equally well to Mt.Everest climbers (summit 29,028 feet).partial pressure of oxygen in the alveoli (air cells in the lungs) when breathing naturally available air. Let y = partial pressure when breathing pure(units: mm Hg/10)(units: mm Hg/10)7.34.64.23.32.142.431.726.216.213.9(a) Verify that Ex21.5, Σy = 130.4, Σx107.39, Ey = 3944.74, Exy = 648.03, and r 0.969.%3D%3D%3DEx 14.94Ey 543.908Ex2Ey2Σχy0.9686(b) Use a 10% level of significance to test the claim that p 0. (Use 2 decimal places.)t 6.79critical t 1.6377ConclusionReject the null hypothesis, there is sufficient evidence that p 0.O Reject the null hypothesis, there is insufficient evidence that p 0.O Fail to reject the null hypothesis, there is insufficient evidence that p 0.Fail to reject the null hypothesis, there is sufficient evidence that p 0.(c) Verify that S, 3.3499, a 0.951, and b 5.844.Sea 0.95062b 5.84404(d) Find the predicted pressure when breathing pure oxygen if the pressure from breathing available air is x = 2.5. (Use 2 decimal places.)2.5. (Use 1 decimal place.)(e) Find a 95% confidence interval for y when x =lower limitupper limit(f) Use a 10% level of significance to test the claim that B 0. (Use 2 decimal places.)critical tConclusion (c) Verify that S 3.3499, a 0.951, and b 5.844.eSea 0.95062b 5.84404(d) Find the predicted pressure when breathing pure oxygen if the pressure from breathing available air is x = 2.5. (Use 2 decimal places.)%3D(e) Find a 95% confidence interval for y when x = 2.5. (Use 1 decimal place.)lower limitupper limit(f) Use a 10% level of significance to test the claim that B 0. (Use 2 decimal places.)critical tConclusionReject the null hypothesis, there is sufficient evidence that Bß 0.Reject the null hypothesis, there is insufficient evidence that ß 0.O Fail to reject the null hypothesis, there is insufficient evidence that ß 0.O Fail to reject the null hypoesis, there is sufficient evidence that B 0.(g) Find a 95% confidence interval for ß and interpret its meaning. (Use 2 decimal places.)lower limitupper limitInterpretationFor a one-unit increase in oxygen pressure breathing only available air, the oxygen pressure breathing pure oxygen increases by an amount that falls outside the confidence interval.O For a one-unit increase in oxygen pressure breathing only available air, the oxygen pressure breathing pure oxygen decreases by an amount that falls outside the confidence interval.For a one-unit increase in oxygen pressure breathing only available air, the oxygen pressure breathing pure oxygen increases by an amount that falls within the confidence interval.For a one-unit increase in oxygen pressure breathing only available air, the oxygen pressure breathing pure oxygen decreases by an amount that falls within the confidence interval.

Question

Aviation and high-altitude physiology is a specialty in the study of medicine. Let x =oxygen. The (x, y) data pairs correspond to elevations from 10,000 feet to 30,000 feet in 5000 foot intervals for a random sample of volunteers. Although the medical data were collected using airplanes, they apply equally well to Mt.Everest climbers (summit 29,028 feet).partial pressure of oxygen in the alveoli (air cells in the lungs) when breathing naturally available air. Let y = partial pressure when breathing pure(units: mm Hg/10)(units: mm Hg/10)7.34.64.23.32.142.431.726.216.213.9(a) Verify that Ex21.5, Σy = 130.4, Σx107.39, Ey = 3944.74, Exy = 648.03, and r 0.969.%3D%3D%3DEx 14.94Ey 543.908Ex2Ey2Σχy0.9686(b) Use a 10% level of significance to test the claim that p > 0. (Use 2 decimal places.)t 6.79critical t 1.6377ConclusionReject the null hypothesis, there is sufficient evidence that p > 0.O Reject the null hypothesis, there is insufficient evidence that p > 0.O Fail to reject the null hypothesis, there is insufficient evidence that p > 0.Fail to reject the null hypothesis, there is sufficient evidence that p > 0.(c) Verify that S, 3.3499, a 0.951, and b 5.844.Sea 0.95062b 5.84404(d) Find the predicted pressure when breathing pure oxygen if the pressure from breathing available air is x = 2.5. (Use 2 decimal places.)2.5. (Use 1 decimal place.)(e) Find a 95% confidence interval for y when x =lower limitupper limit(f) Use a 10% level of significance to test the claim that B > 0. (Use 2 decimal places.)critical tConclusion (c) Verify that S 3.3499, a 0.951, and b 5.844.eSea 0.95062b 5.84404(d) Find the predicted pressure when breathing pure oxygen if the pressure from breathing available air is x = 2.5. (Use 2 decimal places.)%3D(e) Find a 95% confidence interval for y when x = 2.5. (Use 1 decimal place.)lower limitupper limit(f) Use a 10% level of significance to test the claim that B > 0. (Use 2 decimal places.)critical tConclusionReject the null hypothesis, there is sufficient evidence that Bß > 0.Reject the null hypothesis, there is insufficient evidence that ß > 0.O Fail to reject the null hypothesis, there is insufficient evidence that ß > 0.O Fail to reject the null hypoesis, there is sufficient evidence that B > 0.(g) Find a 95% confidence interval for ß and interpret its meaning. (Use 2 decimal places.)lower limitupper limitInterpretationFor a one-unit increase in oxygen pressure breathing only available air, the oxygen pressure breathing pure oxygen increases by an amount that falls outside the confidence interval.O For a one-unit increase in oxygen pressure breathing only available air, the oxygen pressure breathing pure oxygen decreases by an amount that falls outside the confidence interval.For a one-unit increase in oxygen pressure breathing only available air, the oxygen pressure breathing pure oxygen increases by an amount that falls within the confidence interval.For a one-unit increase in oxygen pressure breathing only available air, the oxygen pressure breathing pure oxygen decreases by an amount that falls within the confidence interval.

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