Kind of a special question today :)
I just had a test at my technical university where I was told that I am wrong.
So I like to know from you folks(I believe
Your teacher is right, the "model" merely represents data that is to be presented. For example, the data that makes up a web page.
The data itself will ultimately come from the business layer, but the model should be restricted to the presentation layer. It's the model of your presentation.
For example, you might retrieve data as datasets, and use the datasets to build page-specific models.