Question

Determine whether or not the following situations describe a function.

1. weight is a function of students in the class
a. Yes, because weight is unique for the students in the class
b. No, because weight is not unique for students in the class.

2. each person's IQ is a function of a math class
a. Yes, because each input has one output
b. No, because each input has more than one output.

Are they both yes (a)?