Four instructor positions are open at Pierce JBLM; one in the accounting field, one in the mathematics field, one in the Physics field and one in the English field. The accounting job receives 25 applicants, the mathematics field receives 30 applicants, the Physics field receives 20 applicants and the English field 60 applicants.

If X = the number of applications for a instructor positions, What is the mean number of applicants?

x	P(x)	x P(x)
25	0.25	6.25
30	0.25	7.50
20	0.25	5
60	0.25	15

Group of answer choices

= 38.75

= 33.75

= 31.75

= 40.75