A 2017 study of over half a million eighth through 12th graders found that the number exhibiting high levels of depressive symptoms increased by 33 percent between 2010 and 2015. (a) What is the population of this study? (b) What is the sample of this study?   Be clear to mark part (a) and (b) in your solution.

MATLAB: An Introduction with Applications
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A 2017 study of over half a million eighth through 12th graders found that the number exhibiting high levels of depressive symptoms increased by 33 percent between 2010 and 2015.

(a) What is the population of this study?

(b) What is the sample of this study?

 

Be clear to mark part (a) and (b) in your solution.

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