The process in which excess nutrients in aquatic ecosystems feeds biological productivity, which lowers the oxygen content is known as

Renewable resources are those resources that

Describe Manicheanism.  How did it start, what did it believe, and why did it disappear?

Who was Charlemagne, and why was he important?  Be sure to fully describe his reign, his character, his actions, and the way he structured his kingdom.  As usual, dates matter.

Correlated variables can have zero correlation coeffficient. True or False?

How does random forest differ from a single decision tree? Why is it less prone to overfitting?

What are the possible ways of improving the accuracy of a linear regression model?

Correlated variables can have zero correlation coeffficient. True or False?

Select the correct statement/s about Ridge Regression.   A. Ridge regression technique prevents coefficients from rising too high. B.  As λ→∞, the impact of the penalty grows, and the ridge regression coefficient estimates will approach infinity.

What is the main disadvantage of decision trees in machine learning?