What are phonemes called that differ ONLY in voicing?

What technique is used to prevent overfitting in machine learning models?

For each function, choose the correct description of its graph. 

Solve for k. If there is more than one solution, separate them with commas. 

Solve for w, where w is a real number. If there is more than one solution, separate them with a comma. If there is no solution, type “No Solution”. Write your answer in simplest form. Assume that all variables represent a positive real number. 

Solve for u. Use the Equatio button (blue diamond) or the equation tool,  (you may need to click the 3 vertical dots to find the  icon). 

In the context of imbalanced data, which metric is more informative than accuracy?

Solve for x.  x = 

The length of a shadow of a building is 31 meters. The distance from the top of te building to the tip of the shadow is 37 meters. Find the height of the building. Round your answer to the nearest tenth.

What is the main challenge when dealing with imbalanced data in machine learning?