MATH 2565 Lecture Notes - Confidence Interval, Human Body Temperature, Standard Deviation
10 Jan 2013
School
Department
Course
Professor
Document Summary
Problem 23. 3: describe how the shape, centre, and spread of t- models change as the number of degrees of freedom increases. Problem 23. 7: after surveying students at darmouth college, a campus organization calculated that a 95% confidence interval for the mean cost of food for one term (of three in the. Now the organization is trying to write its report and is considering the following interpretations: 95% of all students paid between and $ 1290 for food, 95% of the sampled students paid between and $ Problem 23. 9 : a medical researcher measured the pulse rates (beats per minute) of a sample of randomly selected adults and found the following students"s t-based confidence interval: Problem 23. 25: the manufacturer of a metal stand for home television sets must be sure that its product will not fail under the weight of the television.
