Regression Equation: Calculation of Prediction Interval
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Find the prediction interval.
Construct the indicated prediction interval for an individual y.
The equation of the regression line for the paired data below is: y-hat = 6.1829 + 4.3394x
and the standard error of estimate is se = 1.6419. Find the 99% prediction interval of y for x = 11.
The summation values are listed below should you wish to calculate the error margin manually.
You should be able to take your calculations to two decimal places and come close to one of the answers below.
a) 48.6 < y < 66.3
b) 46.8 < y < 61.0
c) 55.0 < y < 59.9
d) 51.4 < y < 63.5
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A detailed step-by-step solution of the given problem. The expert calculates the prediction interval.
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- MSc, Indian Institute of Technology - Roorkee (I.I.T.-ROORKEE)
- BSc, Banaras Hindu University
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