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BritishGent BritishGent
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6 years ago
If the variance is 9, then the standard deviation is
A) 18.
B) 3.
C) 81.
D) 4.5.
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Using the textbooks:

Statistics for Psychology, 5th Edition (Aron)
Measurement and Evaluation in Psychology and Education, 8th Edition (Thorndike)
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aeLiaLaeLiaL
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#1
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6 years ago
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BritishGent Author
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#2
6 years ago
 I am very glad that i decided to get help from here
Using the textbooks:

Statistics for Psychology, 5th Edition (Aron)
Measurement and Evaluation in Psychology and Education, 8th Edition (Thorndike)
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