Traditionally,a professor likes to assign grades according to the following breakdown: 15% As,25% Bs,40% Cs,15% Ds,and 5% Fs.This year,she gave out 17 As,35 Bs,60 Cs,10 Ds,and 2 Fs.Is there any evidence that the professor has changed her grading scheme at 5% significance level?

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The Answer of Traditionally,a professor likes to assign grades according to the following breakdown: 15% As,25% Bs,40% Cs,15% Ds,and 5% Fs.This year,she gave out 17 As,35 Bs,60 Cs,10 Ds,and 2 Fs.Is there any evidence that the professor has changed her grading scheme at 5% significance level?

Traditionally,a Professor Likes to Assign Grades According to the Following