Stephen recognizes that there are different techniques for attracting attention to advertisements, all he wants to test three of these for the sample product: al color, all black and white, and a combination. Here are the data on the attractiveness of each product on a scale from 1 to 10. Now he wants to know if there is a difference between the three formats. Is there?
|
Color
|
Black and White
|
Combination
|
|
10
|
4
|
9
|
|
8
|
5
|
8
|
|
7
|
4
|
8
|
|
8
|
3
|
9
|
|
9
|
3
|
8
|
|
6
|
4
|
7
|
|
7
|
5
|
8
|
|
6
|
6
|
9
|
|
6
|
5
|
9
|
|
7
|
7
|
10
|
|
8
|
6
|
10
|
|
7
|
5
|
9
|
|
6
|
4
|
8
|
|
5
|
5
|
9
|
|
6
|
4
|
10
|
|
7
|
4
|
10
|
|
7
|
3
|
8
|