Kit found that when she wore her lucky bracelet for the week before her exams she always did better on her exams. She thought there was something supernatural going on because she felt like her lucky bracelet directly helped her out. It is likely however that this relationship between her lucky bracelet and grades on her exams is _____ because her bracelet probably reminded her to study, which then actually helped her score well on her exams.

Convenient

Spurious

A Type II error

An example of statistical inference