Question
Find the regression equation, letting the first variable be the predictor (x) variable. Using the listed actress/actor ages in various years, find the best predicted
Find the regression equation, letting the first variable be the predictor (x) variable. Using the listed actress/actor ages in various years, find the best predicted age of the Best Actor winner given that the age of the Best Actress winner that year is
61 years. Is the result within 5 years of the actual Best Actor winner, whose age was 45 years?
| Best Actress | 29 | 31 | 29 | 61 | 33 | 31 | 43 | 29 | 65 | 23 | 46 | 52 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Best Actor | 44 | 36 | 39 | 45 | 49 | 49 | 62 | 50 | 40 | 55 | 46 | 32 |
Find the equation of the regression line.
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Cambridge IGCSE And O Level Additional Mathematics
Authors: Val Hanrahan, Jeanette Powell
1st Edition
1510421645, 978-1510421646
