Question

# Given are five observations collected in a regression study on two variables. xi 2   6 9...

Given are five observations collected in a regression study on two variables.
 xi 2 6 9 13 20 yi 7 18 9 26 23
1. Which of the following scatter diagrams accurately represents the data?

Scatter diagram #1
atter diagram #1

Scatter diagram #2

Scatter diagram #3

SelectScatter diagram #1Scatter diagram #2Scatter diagram #3Item 1
2. Compute b0 and b1 (to 1 decimal).
b1
b0

Complete the estimated regression equation (to 1 decimal).
=  +  x
3. Use the estimated regression equation to predict the value of y when x = 6 (to 1 decimal).
=

Answer #1

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