Question
7 white socks anf four black socks are in a bag. if two socks are drawn at random, what is the probability that both socks are the same color?
thank you so much for the help
thank you so much for the help
Answers
yasha
3 out of 11
bobpursley
Pr(both)=Pr(both black) + prob(white)
= 4/11*3/10 + 7/11*6/10
= 4/11*3/10 + 7/11*6/10
bobpursley
stop it.
courtney
Mr. Pursley,
thank you for taking the time to answer my question. i very much appreciate the help.
just to clarify, then the answer would be
(.3636*.3)+(.6363*.6)=0.49
is this right?
thank you for taking the time to answer my question. i very much appreciate the help.
just to clarify, then the answer would be
(.3636*.3)+(.6363*.6)=0.49
is this right?
courtney
i'm sorry, i don't understand this response. does it mean the first answer 3/11 is incorrect?
bobpursley
correct.
courtney
thank you again for all the help