Mastering Chemistry

Evidence about an online tutorial system

Read the report

Evidence highlights

Explore the Product Efficacy Report to understand more

20 extra problem attempts

associated with a 1 percentage point increase in final exam scores (Fall 2016)

30 extra problem attempts

associated with a 1 percentage point increase in total course scores (Fall 2016)

24 extra problem attempts

associated with a 1 percentage point increase in final exam scores (Winter 2017)

30 extra problem attempts

associated with a 1 percentage point increase in total course scores (Winter 2017)

Researching Mastering Chemistry 

Our findings are based on a study conducted at a highly selective research university, with 390 students enrolled in the Fall 2016 semester and 345 students enrolled in the Winter 2017 semester in General Chemistry 31A and B. 
 
The study analyzed the number of unique problems each student attempted, along with their final exam scores and total course grades. 

PwC provided robust independent assurance over the integrity of the efficacy statements in the Mastering Chemistry Product Efficacy Report. 

Explore the findings 

Transparent and accurate reports of research related to Mastering Chemistry