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Hwllppp
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what do you need help with
its attached
its a chart from x an y
@Vocaloid @Nnesha
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@Vocaloid
slope = r(sy/sx) where sy is the standard deviation of y sx is the standard deviation of x and r is the correlation coefficient
find the mean of x and y right
Standard deviation please not mean
for x
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for y
Good Use population standard deviation to calculate slope using the formula I described
13/6.9=1.88
r(sy/sx)
Multiply that by r (given in the problem)
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1.88*0.96=1.80
Good that's it
Got to go I'll ge out for several hours
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