7
drama, maths and physics= 20
drama and physics only= 7
drama and maths only = 16
neither maths nor physics = 7+16+20-50
= 7
Answer:
I'm pretty sure its $19.65
Step-by-step explanation:
The best option is for the consultant to remove these data points because they are outliers. Unusual data points which are located far from rest of the data points are known as outliers.