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OpenStudy (johnweldon1993):
So you need to find the upper and lower quartiles and then subtract them
Have you found those?
OpenStudy (anonymous):
aww, man, i was going to help on this one
OpenStudy (johnweldon1993):
Go right ahead if you would like @TheBlackSnow
OpenStudy (anonymous):
its 14
OpenStudy (anonymous):
35 is middle not 31
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OpenStudy (anonymous):
its very easy actually
first you list the numbers out from least to greatist, so
31 33 (35) 41 43 | 46 48 (49) 49 50
OpenStudy (anonymous):
and then subtract those two
OpenStudy (anonymous):
i just started on this site today @johnweldon1993
OpenStudy (anonymous):
i can if u want
OpenStudy (johnweldon1993):
Yeah we both can if you need it :)
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OpenStudy (anonymous):
:)
OpenStudy (anonymous):
with?
OpenStudy (anonymous):
so all the dots under the scale are a number
OpenStudy (anonymous):
so 18 25 28 33 42
OpenStudy (anonymous):
28 is the middle of both sides but it is also the end of both sides
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OpenStudy (anonymous):
so 18 (25) 28 | 28 (33) 42
OpenStudy (anonymous):
whats 33 - 25?
OpenStudy (anonymous):
exactly, so was that ur question or are u still confused?
OpenStudy (anonymous):
if u see that term, it wants u to order the numbers from least to greatest and then cut them in half into two groups, and then take the middle number (or the median) from each group and subtract the second groups number from the first groups numberand to help a bit more, in this case, the number 25 is called q1, the number 33 is called q3
OpenStudy (anonymous):
which i assume means quartile
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OpenStudy (anonymous):
i got 18
OpenStudy (anonymous):
wait
OpenStudy (anonymous):
its not 18
OpenStudy (anonymous):
let me check
OpenStudy (anonymous):
6.3333333
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OpenStudy (anonymous):
u where right
OpenStudy (anonymous):
i cant help u with this one, i would just put c
OpenStudy (anonymous):
32
OpenStudy (anonymous):
3.2
OpenStudy (anonymous):
A
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OpenStudy (anonymous):
sure
OpenStudy (twopointinfinity):
A: Line graph
OpenStudy (anonymous):
wheres the histogram?
OpenStudy (anonymous):
a looks correct
OpenStudy (anonymous):
it was just really zoomed in
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OpenStudy (anonymous):
no, c
OpenStudy (anonymous):
its not giving much info, but c kinda makes more sense then a
OpenStudy (anonymous):
the one with the pic
OpenStudy (anonymous):
b
OpenStudy (anonymous):
A
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OpenStudy (twopointinfinity):
Mahnoor!
OpenStudy (anonymous):
d
OpenStudy (anonymous):
good
OpenStudy (anonymous):
sure :3
OpenStudy (anonymous):
Identify the type of sample used. Coaches pick 20 boys and 20 girls randomly from the basketball league to survey about practice and game times.
A.
convenience
B.
simple random
C.
stratified random
D.
systematic