Question

Asked Dec 14, 2019

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Find the regression equation for the following data set

x | 143 | 167 | 143 | 189 | 175 | 174 | 134 | 155 |

y | 20 | 80 | 72 | 69 | 44 | 59 | 51 | 63 |

Step 1

**Regression:**

In order to obtain the least square regression line, first perform regression analysis on the data.

The regression analysis is conducted here by using EXCEL. The software procedure is given below:

- Enter the data.
- Select
**Data > Data Analysis > Regression> OK**. - Enter
**Input Y Range**as ...

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