Use the Following Information for Questions

Multiple Choice

Use the following information for questions:
A student doing an internship at a large research firm collected the following data, representing all of the studies the firm had conducted over the past 3 years.
-Define the events E = {the study was an experiment} and U = {the study used randomization}. Are the events E and U independent?

A) Yes
B) No
C) Can't tell
D) Need more information to determine this.