Question

Help Please
Of 450 college students, 120 are enrolled in math, 225 are enrolled in English, and 55 are enrolled in both. If a student is selected at random, find the probability of the following. (Round your answers to three decimal places.)
The student is not enrolled in English or is enrolled in mathematics.

Answer 1

@sourwing

Answer 2

draw a venn diagram

Answer 3

I added 120+225-55=290 and divided 290/450 but i still keep getting the wrong answer am i doing something wrong?

Answer 4

299 is are those students who either take engish or math. You're supposed to find those who do not take English or do not take math.

P(not E or not M)

Answer 5

typo. *290 are those...*

Answer 6

If its neither would i subtract?

Answer 7

well, you're doing P(not English or not English) yes?

Answer 8

Yes
Not in English or math

Answer 9

what is P(A or B) = ?

Answer 10

Is it 120+225=345?

Answer 11

nope. Just finish that formula for me

Answer 12

ok

Answer 13

I'm so lost 0.0

Answer 14

P(A or B) = P(A) - P(B) - P(A and B). Look familiar?

Answer 15

120-225-55?

Answer 16

nope.
what is P(not English or not Math) = ? using the formula above?

Answer 17

Alrighty,Thanks =)