See what we can offer to your school
"SimpleStudy just makes sense...”
Get the best plan for your school
10 questions from this quiz
Observed differences are due to chance
Over 20
Raw counts only
Observed numbers
Number of classes minus one
0.05
Accept null hypothesis; deviation by chance
Reject null hypothesis; significant deviation
Whether crosses match Mendelian ratios
9:3:3:1
Select your subjects, and get access to A+ resources today.