During the summer of 2003, a nursing home measured the quality of administering medications to the residents.  Quality was divided into three categories: excellent – medication received within 15 minutes of scheduled time; acceptable – medication received between 15 and 30 minutes of scheduled time; and poor – medication received within 30 minutes of scheduled time.  The nursing home has set a quality standard that at least 75% of all medications should be of excellent quality.  A sample of 200 medication administrations resulted in 138 classified as excellent, 41 as acceptable, and 21 as poor.  At 5% level of significance, the conclusion with respect to refuting the nursing home’s assertion is. The P-value for question 1 is:a) 0.0228 b) 0.475 c) 0.034 d) 0.05 e) approximately zero.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 25PPS
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During the summer of 2003, a nursing home measured the quality of administering medications to the residents.  Quality was divided into three categories: excellent – medication received within 15 minutes of scheduled time; acceptable – medication received between 15 and 30 minutes of scheduled time; and poor – medication received within 30 minutes of scheduled time.  The nursing home has set a quality standard that at least 75% of all medications should be of excellent quality.  A sample of 200 medication administrations resulted in 138 classified as excellent, 41 as acceptable, and 21 as poor.  At 5% level of significance, the conclusion with respect to refuting the nursing home’s assertion is. The P-value for question 1 is:a) 0.0228

b) 0.475

c) 0.034

d) 0.05

e) approximately zero.

 

 

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