SOLUTION: The following table repesents math and verbal SAT scores for six freshmen: Verbal (x) 430 387 655 377 444 325 Math (y) 375 567 680 367 610

Question 847012: The following table repesents math and verbal SAT scores for six freshmen:
Verbal (x) 430 387 655 377 444 325
Math (y) 375 567 680 367 610 439
x1 x2 x3 x4 x5 x6

Compute the z - score for each x value.
z1 = (x1 - x mean)/ x st dev
Question 4 options:

1.8995

-0.4285

-0.5154

-0.9671

0.066597

-0.0550

1.
z score for x1
2.
z score for x2
3.
z score for x3
4.
z score for x4
5.
z score for x5
6.
z score for x6

(I have to match which goes with which)
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!

 

Hi,

will do a couple m = 436.33, sd = 115.12

z = (450-m)/sd = -.0050

z = (655-m)/ds = 1.8895   |Note: as there is only one other positive z

z = (444-m)sd = .066597

 

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