Question 1

Based on the sample observation find:

X	Y
4	4
5	6
3	5
6	7
10	7
9	6

1. Determine the regression equation (2 decimal place)

2. Determine Y' when X = 7 (2 decimal place)

3. Determine the standard error of estimate. (4 decimal place)

4. Conduct a significance test for the existence of a linear relationship between two variables.