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

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Question 847011: 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
Compute the standard deviation s for the verbal SAT scores.
Question 3 options:

105.09

436.33

115.12

506.33
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

Generated in Excel Worksheet:  can be found on calculator as well.

x	m	x-m	(x-m)^2	

430	436.33	-6.33	40.0689	

387	436.33	-49.33	2433.4489	

655	436.33	218.67	47816.5689	

377	436.33	-59.33	3520.0489	

444	436.33	7.67	58.8289	

325	436.33	-111.33	12394.3689			

                                     66263.3334 sum	

436.33		              13252.66668 sum/5  (Variance)	

                                     115.1202271  SD   sqrt(Variance)