Aim for Reducing Bias and Variance Quiz

Reducing bias and variance

Instructions:

  • Number of questions: 10
  • Time limit: 5 minutes
  • Must be finished in one sitting. You cannot save and finish later.
  • Questions displayed per page: 1
  • Will allow you to go back and change your answers.
  • Will not let you finish with any questions unattempted.

1 / 10

High variance models will be overly tuned to the

2 / 10

Bias is large if the learning method produces classifiers that are consistently ______

3 / 10

When building your model is to find a model that _____ both bias and variance.

4 / 10

If the standard deviation of a data set is 4, what is the variance?

5 / 10

It is the error from over-fitting your data, resulting in a model that is too complicated.

6 / 10

What is the population variance of the data set?
86 49 63 90 82 98 36

7 / 10

____ is the error from under-fitting your data.

8 / 10

When our assumption is close to the true relationship, the bias is ____

9 / 10

Variance does not actually predicting the _____ variable.

10 / 10

A high bias model is one that is too ____

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