Data Scientist

1 topic · 28 questions

Build the models a data scientist is asked to write without a library, and prove them against hidden tests.

Entry level

Models from scratch
Build the models themselves in plain Python, with every formula given: linear and logistic regression, softmax, perceptron, naive Bayes, decision trees, k-means, and a small neural network with backprop.
28 questions · about 14 minutes