If the variance on a test is small, we know that
a) people had similar scores on the test
b) people had scores close to the mean score
c) the standard deviation will be small
d) all of the above
Question 2
The main advantage of a test like the SAT is that
a) it makes it easier to compare people from different schools or backgrounds
b) it is the only basis for making valid decisions about academic admissions
c) combining SAT scores with high school transcript information doubles thevalidity of admissions decisions
d) all of the above
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Example of variance documentation
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