Question

Choose the pair of events that is mutually exclusive.

(a). Even integers and multiples of 3
(b). Odd integers and multiples of 4
(c). Integers greater then 40 and integers less then 50.
(d). Prime numbers and even integers

Answer 1

Mutually exclusive events can't happen at the same time

Answer 2

look at option a :
are there any even numbers in multiples of 3 ?

Answer 3

no

Answer 4

think again :
6 = 3*2, which is an even number and also a multiple of 3, right ?

Answer 5

right....

Answer 6

would 12 be one too?

Answer 7

Exactly ! so can we safely eliminate option A ?
cuz "even numbers" and "multiples of 3" are not mutually exclusive.

Answer 8

yes

Answer 9

what about option B ?

Answer 10

ummm Maybe b is the answer becasue i cant think of anything hang on

Answer 11

theres no odd numbers in multipples of four

Answer 12

Excellent !!

Answer 13

"odd integers" and "multiples of 4" are mutually exclusive !

Answer 14

:) Thank you

Answer 15

yw :)

Answer 16

if P(Q)=3/4 and P(R)=1/6 find P(Q or R)