const SimpleLinearRegression = ML.SimpleLinearRegression;

// training data
const x = [1,2,3]; // inputs
const y = [2,4,6]; // outputs

// training
const model = new ML.SimpleLinearRegression(x, y);

// model details
console.log(`
  Slope: ${model.slope}
  Intercept: ${model.intercept}
  Function: ${model.toString()}
`);

// predicting
for(let i=1; i < 13; i++){
  const prediction = model.predict(i);
  console.log(`2x${i} = ${prediction}`)
}