Introduction
The Final Quiz
13. Question 10
You’ve Completed the Windows Function Course!

Instruction

Excellent! We’re on Question 10 now. Just two more to go!

Exercise

For each treatment, show the following information: TreatmentDate, Name, Price, Category, Score, the Price of the best treatment from the same category (in terms of the Score), and the difference between the current treatment's Price and the best treatment's Price. Name these last two columns BestTreatment and Difference.