For problems 3-5: In a survey of university students, 60% planned to get a bachelors degree,
25% a masters degree, and the remainder a doctorate degree. If survey participants are
selected at random, what is the probability that
at least one of those 3 students plans to pursue a doctorate?
a. 0.3859
b. 0.7840
c. 0.9844
d. 0.9955
e. 0.9966