## Related questions with answers

Question

Given are five observations collected in a regression study on two variables.

$\boldsymbol{x}_i$ | 2 | 6 | 9 | 13 | 20 |
---|---|---|---|---|---|

$\boldsymbol{y}_i$ | 7 | 18 | 9 | 26 | 23 |

a. Develop a scatter diagram for these data.

b. Develop the estimated regression equation for these data.

c. Use the estimated regression equation to predict the value of y when x=6.

Solution

VerifiedAnswered 1 year ago

Answered 1 year ago

Step 1

1 of 14**a)** For this exercise, we are to develop a scatter diagram for the given below.

$\small \text{Table 1. Given values.}$

$\def\arraystretch{1.5} \begin{array}{c:ccc} x _i & 2 & 6 & 9 & 13 & 20\\ \hline y_i & 7 & 18 & 9 & 26 & 23 \\ \end{array}$

*What are the relationships of the variables to the coordinates of a point?*

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