An article in theJournal of Sound and Vibrationdescribed a study investigating the relationship between noise exposure and hypertension. The following data are representative of those reported in the article.
y
1
0
2
5
4
6
3
x
60
63
65
70
80
90
8
7
9
85
89
94
100
presented data ony= blood pressure rise andx= sound pressure level. Find a 95% confidence interval on each of the following:
(a) β1
(b) β0
(c) Mean blood pressure rise when the sound pressure level is 85 decibals
(d) Find a 95% prediction interval on blood pressure rise when the sound pressure level is 85 decibals.
Already registered? Login
Not Account? Sign up
Enter your email address to reset your password
Back to Login? Click here