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Let Y represent the profit (or loss) for a certain company X years after 1975. Based on the data shown below, a statistician calculates a
Let Y represent the profit (or loss) for a certain company X years after 1975. Based on the data shown below, a statistician calculates a linear model Y=1.45X+40.01=-1.45+40.01.
x | y |
---|---|
2 | 39.2 |
3 | 35.2 |
4 | 33.1 |
5 | 32.1 |
6 | 29.6 |
7 | 31.1 |
8 | 28.6 |
9 | 25.1 |
10 | 26.8 |
11 | 23.1 |
12 | 23.3 |
13 | 23 |
14 | 18.8 |
15 | 19.9 |
16 | 15.9 |
17 | 14.3 |
Use the model to estimate the profit in `1979 y =
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