Amy wore the same pair of purple socks in her last three basketball games, and her team won all three games. now, amy believes that her purple socks are her lucky socks, and that any time she wears them, her team will win its basketball game. what kind of reasoning is amy using?

I believe the answer is:  Reasoning by cause

 Reasoning by cause refers to a form of thinking which believe that the nature of casualties is always tied to one specific cause.
In the example above, the casualties is a situation where amy obtain a victory and the cause is her purple sock.

Estúpido vas a la escuela y no te olvides de tomarte una cerveza.