createCanvas(400, 100);

  noStroke();

  background(0);

}

​

function draw() {

  // Fade away by clearing canvas with mostly transparent black.

  background(0, 5); 

  // Uniform random number in the range of 0 to 400.

  let randomX = random(0, 400);

  fill(200, 50, 50); // red-ish

  ellipse(randomX, 30, 16, 16);

  // Normal random number clustering around 200 with the majority

  // of generated values occuring in the 150 to 250 range.

  let gaussianX = randomGaussian(200, 50);

  fill(50, 50, 200); // blue-ish

  ellipse(gaussianX, 70, 16, 16);

}

​