Corey Is Researching the Effect of Memory-Enhancing, Memory-Impairing, and Memory-Neutral $\Sigma X_{t o t}^{2}$

question 11

Essay

Corey is researching the effect of memory-enhancing, memory-impairing, and memory-neutral drugs on the ability of rats to run a maze.He has a total of 45 rats available for his study.He assigns an equal number of rats to each treatment condition.If he calculates his $\Sigma X_{t o t}^{2}$ = 60, $\left(\sum X_{t o t}\right)$ = 40, and $\sum\left(\frac{\left(\sum X \text { in column }\right)^{2}}{n \text { in column }}\right)$ = 45.
a.What is N?
b.What is n?
c.What is $S S_{tot}$ ?
d.What is $S S_{bn}$ ?
e.What is $S S_{wn}$ ?

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