1.

It is known that 32% of the students at certain school take Statistics, 40% of the students at

this school take Calculus, and 15% of the students take both courses.

a. The probability that a randomly selected student at this school takes Statistics or Calculus

or both courses is

_____________.

b. The probability that a randomly selected student at this school takes Calculus given

that this student takes Statistics is

________________ .

c. The probability that a randomly student at this school takes Statistics given that this

student takes Calculus is

_______________.