Tiny High School has a total enrollment of 36. The Principal, interested in the variability of GPA's at THS, gathered the following data and calculated the appropriate standard deviation: N = 36, $\Sigma$X = 90, $\Sigma$X² = 233.64. Which answer is correct? A) 0.25 B) 0.49 C) 0.50 D) none of the other alternatives are correct.

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The Answer of Tiny High School has a total enrollment of 36. The Principal, interested in the variability of GPA's at THS, gathered the following data and calculated the appropriate standard deviation: N = 36, $\Sigma$X = 90, $\Sigma$X² = 233.64. Which answer is correct? A) 0.25 B) 0.49 C) 0.50 D) none of the other alternatives are correct.

Tiny High School Has a Total Enrollment of 36 Σ\SigmaΣ X = 90

Tiny High School Has a Total Enrollment of 36 $\Sigma$ X = 90