Calculating RMSE

The following data has been loaded in the DataFrame predictions. Either manually, or using the Python console, calculate what the root mean square error (RMSE) of these predictions is.

Predicted	Actual
3	4
2	1
5	3

答案选项

$$\frac{3}{\sqrt{6}}$$

$$\sqrt{\frac{3}{6}}$$

$$\frac{6}{\sqrt{3}}$$

$$\sqrt{\frac{6}{3}}$$

道练习

Calculating RMSE

说明

答案选项

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说明

答案选项

道练习