Mathematics, 19.07.2020 05:01, julia158

A sample of N = 9 students has a ΣX = 55 and ΣX2 = 370. For this sample, what is the standard deviation? Use the formula shown below. BE SURE TO ROUND OFF ALL DECIMALS TO 2 DECIMAL PLACES.

A sample of N = 9 students has a ΣX = 55 and ΣX2 = 370. For this sample, what is the standard devia

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A sample of N = 9 students has a ΣX = 55 and ΣX2 = 370. For this sample, what is the standard deviat...