A research project on retention at a large university indicated ...

[Mr3Hunna]

A research project on retention at a large university indicated that 20 of the students had a problem with stress while 25 reported problems with financial resources and 15 had a problem with both.
 
  What is the probability that a particular student has a problem with either stress or financial resources?A) 0.15
  B) 0.30
  C) 0.45
  D) 0.60

Question 2

Expressed in percentiles, the interquartile range is the difference between the:
 
  A) 30 and 80 values.
  B) 45 and 95 values.
  C) 25 and 75 values.
  D) 20 and 70 values.

[l.stuut]

Answer to Question 1

B

Answer to Question 2

C

[Mr3Hunna]

Excellent

[kalskdjl1212]

Wow, this really help