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Mathematics 6 Online
OpenStudy (anonymous):

Timothy asked a group of middle school students whether or not they have a bicycle and whether or not they have a skateboard. The two-way table below shows the data collected. Which correlation does the two-way table suggest? A.Those who have a skateboard tend not to have a bicycle. B.None of the correlations listed are correct. C.Those who do not have a skateboard tend to have a bicycle. D.Those who do not have a skateboard tend not to have a bicycle.

OpenStudy (anonymous):

OpenStudy (anonymous):

is it C?

OpenStudy (anonymous):

@hoblos

OpenStudy (anonymous):

can you please help me?

OpenStudy (hoblos):

since half of those who don't have a skateboard have bicycles and half don't, thus not having a skateboard doesn't correlate with any

OpenStudy (anonymous):

so the answer's not C?

OpenStudy (hoblos):

no it's not

OpenStudy (hoblos):

nor D so what do you think it is A or B ?

OpenStudy (anonymous):

A?

OpenStudy (hoblos):

32 of those who have skateboards have bicycles too while just 10 don't

OpenStudy (hoblos):

so it's not A

OpenStudy (anonymous):

man, I posted B but i deleted it... *face palm..* :P Thanks for helping me :)

OpenStudy (hoblos):

lol glad to help :)

OpenStudy (anonymous):

thanks for the medal :)

OpenStudy (hoblos):

np :D

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