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Mathematics 7 Online
OpenStudy (anonymous):

Help? http://prntscr.com/6r7yiq (don't worry about the lines and stuff)

OpenStudy (anonymous):

@iGreen help?

OpenStudy (anonymous):

lol >_<

OpenStudy (anonymous):

@Michele_Laino @SolomonZelman

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

@sammixboo

OpenStudy (anonymous):

sorry have to go

OpenStudy (anonymous):

@AnswerMyQuestions @dtan5457

OpenStudy (michele_laino):

I think that your answer is the second one, since we have 64 in total (males and females) for dancing, similarly we have 64 in total (females and males) for playing sports, and the corresponding relative frequencies is 64/128 = 0.5 for both of them

OpenStudy (anonymous):

I just got it. It's D. I thought B or D

OpenStudy (michele_laino):

oops..the relative frequencies are..

OpenStudy (anonymous):

That was a tricky question. I had like three choices and I just couldn;t narrow it down

OpenStudy (michele_laino):

sorry, how do you get 81%?

OpenStudy (michele_laino):

I got this: 52/84 = 62%

OpenStudy (anonymous):

52/64

OpenStudy (michele_laino):

ok! I think you are right!

OpenStudy (anonymous):

I was (: Thanks. i thought it was b too

OpenStudy (michele_laino):

Thank you!

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