dumb_prediction = np.ones(len(y_test))
np.sum(y_test == dumb_prediction) / len(y_test)

6b36ce5ca5651b940c41a174e7c7224fda05ce22
<mask token>

<mask token>
np.sum(y_test == dumb_prediction) / len(y_test)

dumb_prediction = np.ones(len(y_test))
np.sum(y_test == dumb_prediction) / len(y_test)
