It Has Been Estimated That 25% of All University Students

Multiple Choice

It has been estimated that 25% of all university students switch majors within their first two years of
Starting classes. If a random sample of 500 third-year students is taken at a city university, what is
An estimate of the probability that 20% or more had switched majors within their first two years?

A) .4951
B) .0049
C) .9951
D) 0.5059