OpenStudy (natayah):

Suppose you choose a marble at random from a bag containing 3 blue, 5 yellow, and 7 red marbles. you choose a second marble without replacing the first. what is the probability of choosing 2 blue marbles?

1 year ago
OpenStudy (robtobey2):

Refer to the attachment.

1 year ago
OpenStudy (natayah):

wow thank you!

1 year ago
OpenStudy (robtobey2):

3 ways to draw a blue marble on the first draw. 2 ways to draw a blue marble on the second draw and by the way, there are now only 14 marbles to draw from.

1 year ago
OpenStudy (natayah):

okay, so 1/35 is the official answer right?

1 year ago