Alessandra is at a concert and can feel the music. The music is ...

[Kikoku]

Alessandra is at a concert and can feel the music. The music is most likely being played at _____ dBs.
 
  A) 66
  B) 88
  C) 102
  D) 130

Question 2

William decides to study differences in student's interest in their psychology class. He figures that people who are more interested in the class will come to class more often and so he keeps track of class attendance. In William's research project, interest in the class is which of the following?
 
  a. A measured variable
  b. A conceptual variable
  c. An operational definition
  d. A nominal variable

[nekcihc358]

Answer to Question 1

D

Answer to Question 2

b

[Kikoku]

TYSM

[xiaomengxian]

Excellent