4.11 scatter plot | small multiple

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<p id="h1">SCATTER PLOT | SMALL MULTIPLE</p>
<div id="link">BY
<a href="https://slides.com/sandravizmad">SANDRA</a></div>
  
<script>

//Global variables
var genders = ["Women", "Men"];
var ages = ["Total", "15 to 24", "25 to 54", "55 to 64"];

//Margin conventions
var m = {top:20, right:50, bottom:100, left:50}
    cw = 400 - m.left - m.right
    ch = 400 - m.top - m.bottom
    w = cw * ages.length
    h = ch  * genders.length;

//Container
var svg = d3.select("body")
		.append("svg")
    .attr("width",w)
    .attr("height",h)
    .append("g");

//X scale
var x = d3.scaleLinear()
    .domain([0, 1])
		.range([0, 200]);

//Y scale
var y = d3.scaleLinear()
    .domain([0, 0.3])
    .range([200, 0]);

//Data loading
d3.csv(
  "https://gist.githubusercontent.com/sandravizz/6fa65b3d068dbbedece44947332cdd00/raw/208dce16d8242f70cae5f4c1a7f3e2492f1b9feb/Unemployment%2520rate",
  data => {

for(j = 0; j < ages.length; j++) {
  var age = ages[j];

//Small multiple container
  var gAge = svg.append("g")
      .attr("transform", `translate(${j * (cw + m.left + m.right)}, 0)`);

//Title for small multiple container
  gAge.append("text")
       .attr("id", "name")
       .attr("x", 120)
       .attr("y", 10)
       .text(age);

for( i = 0; i < genders.length; i++) {
  var gender = genders[i];

var g = gAge.append("g")
               .attr("transform", `translate(${m.left}, ${m.left + i * (ch + m.bottom)})`);

var filter = data.filter(d => d.Age == age&&d.Sex == gender);

//Draw the circles
  g.selectAll("circle")
    .data(filter)
    .enter()
    .append("circle")
    .attr("r", 6)
    .attr("cx", d => x(d.EmpPop))
    .attr("cy", d => y(d.UnempPop));

//X Axis
  g.append("g")
    .attr("transform", "translate(0,"+ch+")")
    .call(d3.axisBottom()
             .scale(x)
    		  	 .ticks(3)
             .tickPadding(2))
   .attr("class", "x-axis");

g.append("text")
    .attr("id", "axis")
    .attr("x", cw - 65)
    .attr("y", ch + 25)
    .text("employed / pop");

//Y Axis
  g.append("g")
    .call(d3.axisLeft()
             .scale(y)
    		  	 .ticks(3)
             .tickSize(-cw)
						 .tickPadding(2))
   .attr("class","y-axis");

g.append("text")
    .attr("id", "axis")
    .attr("transform", "rotate(-90)")
    .attr("y", -20)
    .attr("x", -75)
    .text("unemployed / pop");

}
 }
});

</script>
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