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Mathematics 17 Online
OpenStudy (trisaba):

help will give medal and fan

OpenStudy (trisaba):

number 19

OpenStudy (trisaba):

@Volley_Kayla

OpenStudy (anonymous):

isn't the answer in the back just wondering

OpenStudy (trisaba):

no

OpenStudy (trisaba):

oh i got it nevermind

OpenStudy (anonymous):

are you sure?

OpenStudy (trisaba):

you have to use z score right?

OpenStudy (anonymous):

yes..I was thinking about that

OpenStudy (trisaba):

OpenStudy (trisaba):

\[z =\frac{ 4 }{ 7 }\]

OpenStudy (trisaba):

how do i use z score on that though it is repeating

OpenStudy (anonymous):

yea.. this is sort of confusing, but yea that i see the example. :) I am pretty sure that is the right answer. Just put the little line over the number that is repeated.

OpenStudy (trisaba):

no like if z = 0.7 i have to do find where 0 and .7 intersect

OpenStudy (trisaba):

i cant use that cause it is repeated

OpenStudy (anonymous):

ohh then.. I don't know how to do that :0

OpenStudy (trisaba):

on the table i gave you

OpenStudy (trisaba):

0 and 0.7 make .2743

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