Finding Central Tendency and Variability

[storm dock]

using standard formula for variance and SD.
(x-m)^2 / n-1

[unreal basalt]

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[storm dock]

I got a mean of 25.10, median of 26.5, mode of 30, sum of squares being 444.9, variance of 49.43, and SD of 7.03

Just looking to check my work

[visual granite]

Looks good.
I recommend using Excel to check results like this.

[storm dock]

So it was right, just had to redo my calculations under the equation x-m^2/n NOT n-1. Just checked with another student. My prof wants us to buy a textbook and it's insanely overpriced.

[midnight bobcat]

@storm dock

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[storm dock]

+close

[midnight bobcat]

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