The following data are for independent variable X and dependent variable Y. Select the correct answers from the followin

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The following data are for independent variable X and dependent
variable Y.
Select the correct answers from the following choices
( من الممكن ان تكون أكثر من إجابة صحيحة)
X
Y
14
2
15
2
12
3
10
5
10
9
9
8
a.
Slope= -0.690
b.
The error of prediction of X=9 is 0.22727
c.
Intercept = 15.004
d.
The error of prediction of X=9 is -1.5516
e.
X and Y are independent
f.
Slope= -1.102
g.
Intercept = 17.693
h.
There is a direct correlation between X and Y
i.
There is a direct correlation between X and Y