there sufficient evidence at a=0.01 to conclude that their health care expenditure differs from the national average of $1468? What hypothesis for this
there sufficient evidence at a=0.01 to conclude that their health care expenditure differs from the national average of $1468? What hypothesis for this
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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Question
The mean annual expenditure per 25- to 34-year-old consumer for health care is $1468. This includes health insurance, medical services, and drugs and medical supplies. Students at a large university took a survey, and it was found that for a sample of 60 students, the mean health care expense was $1520, and the population standard deviation is $198. Is there sufficient evidence at a=0.01 to conclude that their health care expenditure differs from the national average of $1468? What hypothesis for this problem?
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