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Mathematics 4 Online
OpenStudy (anonymous):

A bag contains 10 beads -- 2 black, 3 white, and 5 red. A bead is selected at random. Find the probability of selecting a white bead, not replacing it, and then selecting a red bead. Determine whether the events are independent or dependent.

OpenStudy (anonymous):

@FibonacciChick666

OpenStudy (anonymous):

3/10 for a white bead

OpenStudy (fibonaccichick666):

what do you think?

OpenStudy (fibonaccichick666):

next pull?

OpenStudy (anonymous):

2/9

OpenStudy (anonymous):

so then multiply and you get 6/90

OpenStudy (fibonaccichick666):

2?

OpenStudy (anonymous):

5/9

OpenStudy (fibonaccichick666):

better

OpenStudy (anonymous):

15/90

OpenStudy (anonymous):

1/4 dependent?

OpenStudy (fibonaccichick666):

yup yup assuming you did the multiplication correct

OpenStudy (anonymous):

but these are my options independent; 1/6 dependent; 2/3 dependent; 1/6 independent; 2/3

OpenStudy (fibonaccichick666):

15/90-->?

OpenStudy (anonymous):

divide by 3 and you get 5/30

OpenStudy (anonymous):

divide by 5 = 1/6

OpenStudy (anonymous):

1/6 dependent

OpenStudy (fibonaccichick666):

fix it yourself?

OpenStudy (anonymous):

yup 1/6 dependent

OpenStudy (fibonaccichick666):

good job

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