Question

Aviation and high-aittade physiology is a speciality in the study of medicine. Lex partial pressure of oxygen in the alveolar cells in the lungs) when breathing naturally avalable at Lety partial pressure when breathing pure The data para 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 oly equally well. Everest climbers (summit 29,028 feet) 2.1 funts/101 Lunimo (a) Verity that Ix 22.3, y = 1324,32 - 115.39,2.4103.82, Exy - 686.35, and 0.987. 23 1959 241032 Dry D) Use a level of significance to test the claim that pe 2 decimal places) + dicalt Conclusion Reet the rulothes, there is suficient evidence that Reject the pothesis, there in evidence that Fall to reject the nul hypothesis, there is more evidence that Fulto reset the nut hypothesis, there is sufficient evidence that c) Ver that, -2.753, 0.491, and 6047 5,2253 () Find the predicted pressure when tre pure oxygen the pressure from breathing - 25. use omal places) 1453 (t) Find a contenere for y when 2.5. ema.)

Answer 1

(b) t = 10.71

critical-t = 4.54

(e)

99% Confidence Interval
lower	upper
5.9	23.4

(f) t = 10.71

critical-t = 4.54

(g)

confidence interval
99% lower	99% upper
2.75	9.34