Confidence Interval and Regression Analysis
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The following sample observations were randomly selected...See attached file for full problem description.
1. The following sample observations were randomly selected.
X: 4 5 3 6 10
Y: 7 6.2 5.8 9.4 12.2
(a) The regression equation, given to two decimal places, is
+
(b) When is 5.5 this gives
2.
The following sample observations were randomly selected.
X: 4 5 3 6 10
Y: 7.5 8.1 9.9 13.7 19.1
(a) Determine, to two decimal places, the 0.95 confidence interval for the mean predicted when
( , )
(b) Determine, to two decimal places, the 0.95 prediction interval for an individual predicted when
( , )
See attached file for full problem description.
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Solution Summary
The solution gives the detailed steps of various regression, hypothesis testing and confidence interval estimation problems.Interpretation of the results are also given.
Solution Preview
Please see the attached file.
1. The following sample observations were randomly selected.
X: 4 5 3 6 10
Y: 7 6.2 5.8 9.4 12.2 ...
Purchase this Solution
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