JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://cdn.plot.ly/plotly-latest.min.js"></script>
  <div id="myDiv"><!-- Plotly chart will be drawn inside this DIV --></div>

JavaScript

var trace1 = {
  x: [13.5, 12, 13, 14,13],
  y: [15, 17, 13.6, 17,18],
  text: ['4.17 below the mean', '4.17 below the mean', '0.17 below the mean', '0.17 below the mean', '0.83 above the mean', '7.83 above the mean'],
  mode: 'markers',
  name: 'Grade / Mean grade',
  marker:{
  color: 'rgb(255, 99, 132)'
  }
  

};

var trace2 = {
  x: [0, 20],
  y: [0, 20],
  mode: 'lines',
  name: 'Guide line',
   marker:{
  color: '#023587'
  }
};


var data = [ trace1, trace2];

var layout = {
  title:'Line and Scatter Plot'
};

Plotly.newPlot('myDiv', data, layout);