Makahanap ng eksaktong solusyon sa iyong mga problema sa IDNStudy.com. Makakuha ng hakbang-hakbang na mga gabay para sa lahat ng iyong teknikal na tanong mula sa mga miyembro ng aming komunidad na may kaalaman.

Imagine that a tutor asks 100 students to complete a math test. The tutor wants to know why some students perform better than others. Whilst the tutor does not know the answer to this, she thinks that it might be because of two reasons: Some students spend more time revising for their test and some students are naturally more intelligent than others. Therefore, the tutor decides to investigate the effect of revision time and intelligence on the test performance of the 100 students. As such, the dependent and independent variables for the study are​

Sagot :