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Mathematics 22 Online
OpenStudy (anonymous):

Bank of America customers select their own three-digit personal identification number (PIN) for use at ATMs. (a) Think of this as an experiment and list four possible outcomes. (b) What is the probability Mr. Jones and Mrs. Smith select the same PIN? (c) Which concept of probability did you use to answer (b)? Justify your answer.

Parth (parthkohli):

How many three digit pins can you make if 000 is included?

OpenStudy (anonymous):

i don't know...sorry...not good in Maths...

Parth (parthkohli):

How many numbers are there from 0 to 999?

OpenStudy (anonymous):

1000

Parth (parthkohli):

Correct! For the four possible outcomes, you just need to think of four 3-digit numbers that come to your mind, as your school doesn't care if you go to Bank Of America or not.

OpenStudy (anonymous):

ok....thx...

Parth (parthkohli):

Do you still know how to do B and C?

OpenStudy (anonymous):

don't know...

OpenStudy (anonymous):

can u help me?

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