Visual Implementation (VI8)

<!DOCTYPE html>
<html>
<meta charset="utf-8">

.axis path,
.axis line {
  fill: none;
  stroke: #000;
  shape-rendering: crispEdges;
}

.dot {
  stroke: #000;
}

.tooltip {
  position: absolute;
  width: 200px;
  height: 28px;
  pointer-events: none;
}
</style>
<body>
<div>
	<div class="no_res">
	<p></p><b>No Restrictions - The colors I picked were at random do to the requirement of no restrictions.</b></p>
	</div>
	<br>
	<div class="color_blind">
	<p></p><b>Color Blind - The colors I picked were shades of green. Since I did not use red and green together these shades are color blind friendly.</b></p>
	</div>
	<div class="Photo_Safe">
	<p></p><b>PhotoCopy Safe - The colors I picked are shades of purple that are photocopy safe due to their lumanince and hue.</b></p>
	</div>

</div>
<script src="https://d3js.org/d3.v3.min.js"></script>
<script>
var margin = {top: 20, right: 20, bottom: 30, left: 40},
    width = 500 - margin.left - margin.right,
    height = 300 - margin.top - margin.bottom;

var xValue = function(d) { return d['Rushing TD'];}, // data -> value
    xScale = d3.scale.linear().range([0, width]), // value -> display
    xMap = function(d) { return xScale(xValue(d));}, // data -> display
    xAxis = d3.svg.axis().scale(xScale).orient("bottom");

var yValue = function(d) { return d["Passing TD"];}, // data -> value
    yScale = d3.scale.linear().range([height, 0]), // value -> display
    yMap = function(d) { return yScale(yValue(d));}, // data -> display
    yAxis = d3.svg.axis().scale(yScale).orient("left");

// setup fill color
var cValue = function(d) {
if(d['Conf'] ==  'Big 12' || d['Conf'] == 'Big Ten' || d['Conf'] == 'Conf' || d['Conf'] == 'Pac-12' || d['Conf'] ==  'ACC') {
		return 'Big Five';
	} else if(d['Conf'] == 'MWC' || d['Conf'] == 'Sun Belt' || d['Conf'] == 'American' || d['Conf'] == 'CUSA' || d['Conf'] == 'MAC'){
		return 'Group of Five';
}

}, color = function(val) {
	if(val == 'Big Five') {
		return '#ffeda0';
	} else if (val == 'Group of Five') {
		return '#feb24c';
	} else {
		return '#f03b20';
	}
}

var svg = d3.select(".no_res").append("svg")
    .attr("width", width + margin.left + margin.right)
    .attr("height", height + margin.top + margin.bottom)
  .append("g")
    .attr("transform", "translate(" + margin.left + "," + margin.top + ")");

var tooltip = d3.select("body").append("div")
    .attr("class", "tooltip")
    .style("opacity", 0);

// load data
d3.csv("passing-stats-2014.csv", function(error, data) {

data.forEach(function(d) {
     d['Rushing TD'] = +d['Rushing TD'];
	d['Passing TD'] = +d['Passing TD'];
  });

xScale.domain([d3.min(data, xValue)-3, d3.max(data, xValue)+3]);
  yScale.domain([d3.min(data, yValue)-3, d3.max(data, yValue)+3]);

svg.append("g")
      .attr("class", "x axis")
      .attr("transform", "translate(0," + height + ")")
      .call(xAxis)
    .append("text")
      .attr("class", "label")
      .attr("x", width)
      .attr("y", -6)
      .style("text-anchor", "end")
      .text("Rushing TD");

svg.append("g")
      .attr("class", "y axis")
      .call(yAxis)
    .append("text")
      .attr("class", "label")
      .attr("transform", "rotate(-90)")
      .attr("y", 6)
      .attr("dy", ".71em")
      .style("text-anchor", "end")
      .text("Passing TD");

svg.selectAll(".dot")
      .data(data)
    .enter().append("circle")
      .attr("class", "dot")
      .attr("r", 3.5)
      .attr("cx", xMap)
      .attr("cy", yMap)
      .style("fill", function(d) { return color(cValue(d));}) 
      .on("mouseover", function(d) {tooltip.transition().duration(200)
               .style("opacity", .9);
          tooltip.html(d["Player"] + "<br/> (" + xValue(d) 
	        + ", " + yValue(d) + ")")
               .style("left", (d3.event.pageX + 10) + "px")
               .style("top", (d3.event.pageY - 28) + "px");
			   
      })
	    .on("mouseout", function(d) {
          tooltip.transition()
               .duration(500)
               .style("opacity", 0);
			   });
    
  var legend = svg.selectAll(".legend")
      .data(['Big Five', 'Group of Five', 'Independent'])
    .enter().append("g")
      .attr("class", "legend")
      .attr("transform", function(d, i) { return "translate(0," + i * 20 + ")"; });

legend.append("rect")
      .attr("x", width - 18)
      .attr("width", 18)
      .attr("height", 18)
      .style("fill", color);

legend.append("text")
      .attr("x", width - 24)
      .attr("y", 9)
      .attr("dy", ".35em")
      .style("text-anchor", "end")
      .text(function(d) { return d; });

});

//B

// setup fill color
var cValue2 = function(d) {
if(d['Conf'] ==  'Big 12' || d['Conf'] == 'Big Ten' || d['Conf'] == 'Conf' || d['Conf'] == 'Pac-12' || d['Conf'] ==  'ACC') {
		return 'Big Five';
	} else if(d['Conf'] == 'MWC' || d['Conf'] == 'Sun Belt' || d['Conf'] == 'American' || d['Conf'] == 'Conf' || d['Conf'] == 'MAC'){
		return 'Group of Five';
}

}, color2 = function(val) {
	if(val == 'Big Five') {
		return '#f7fcb9';
	} else if (val == 'Group of Five') {
		return '#addd8e';
	} else {
		return '#31a354';
	}
}

var svg2 = d3.select(".color_blind").append("svg")
    .attr("width", width + margin.left + margin.right)
    .attr("height", height + margin.top + margin.bottom)
  .append("g")
    .attr("transform", "translate(" + margin.left + "," + margin.top + ")");

// load data
d3.csv("passing-stats-2014.csv", function(error, data) {

data.forEach(function(d) {
     d['Rushing TD'] = +d['Rushing TD'];
	d['Passing TD'] = +d['Passing TD'];
  });

xScale.domain([d3.min(data, xValue)-3, d3.max(data, xValue)+3]);
  yScale.domain([d3.min(data, yValue)-3, d3.max(data, yValue)+3]);

svg2.append("g")
      .attr("class", "x axis")
      .attr("transform", "translate(0," + height + ")")
      .call(xAxis)
    .append("text")
      .attr("class", "label")
      .attr("x", width)
      .attr("y", -6)
      .style("text-anchor", "end")
      .text("Rushing TD");

svg2.append("g")
      .attr("class", "y axis")
      .call(yAxis)
    .append("text")
      .attr("class", "label")
      .attr("transform", "rotate(-90)")
      .attr("y", 6)
      .attr("dy", ".71em")
      .style("text-anchor", "end")
      .text("Passing TD");

svg2.selectAll(".dot")
      .data(data)
    .enter().append("circle")
      .attr("class", "dot")
      .attr("r", 3.5)
      .attr("cx", xMap)
      .attr("cy", yMap)
      .style("fill", function(d) { return color2(cValue2(d));}) 
      .on("mouseover", function(d) {tooltip.transition().duration(200)
               .style("opacity", .9);
          tooltip.html(d["Player"] + "<br/> (" + xValue(d) 
	        + ", " + yValue(d) + ")")
               .style("left", (d3.event.pageX + 10) + "px")
               .style("top", (d3.event.pageY - 28) + "px");
			   
      })
	    .on("mouseout", function(d) {
          tooltip.transition()
               .duration(500)
               .style("opacity", 0);
			   });
    
  var legend = svg2.selectAll(".legend")
      .data(['Big Five', 'Group of Five', 'Independent'])
    .enter().append("g")
      .attr("class", "legend")
      .attr("transform", function(d, i) { return "translate(0," + i * 20 + ")"; });

legend.append("rect")
      .attr("x", width - 18)
      .attr("width", 18)
      .attr("height", 18)
      .style("fill", color2);

legend.append("text")
      .attr("x", width - 24)
      .attr("y", 9)
      .attr("dy", ".35em")
      .style("text-anchor", "end")
      .text(function(d) { return d; });

});

//C

// setup fill color
var cValue3 = function(d) {
if(d['Conf'] ==  'Big 12' || d['Conf'] == 'Big Ten' || d['Conf'] == 'Conf' || d['Conf'] == 'Pac-12' || d['Conf'] ==  'ACC') {
		return 'Big Five';
	} else if(d['Conf'] == 'MWC' || d['Conf'] == 'Sun Belt' || d['Conf'] == 'American' || d['Conf'] == 'CUSA' || d['Conf'] == 'MAC'){
		return 'Group of Five';
}

}, color3 = function(val) {
	if(val == 'Big Five') {
		return '#efedf5';
	} else if (val == 'Group of Five') {
		return '#bcbddc';
	} else {
		return '#756bb1';
	}
}

var svg3 = d3.select(".Photo_Safe").append("svg")
    .attr("width", width + margin.left + margin.right)
    .attr("height", height + margin.top + margin.bottom)
  .append("g")
    .attr("transform", "translate(" + margin.left + "," + margin.top + ")");

// load data
d3.csv("passing-stats-2014.csv", function(error, data) {

data.forEach(function(d) {
     d['Rushing TD'] = +d['Rushing TD'];
	d['Passing TD'] = +d['Passing TD'];
  });

xScale.domain([d3.min(data, xValue)-3, d3.max(data, xValue)+3]);
  yScale.domain([d3.min(data, yValue)-3, d3.max(data, yValue)+3]);

svg3.append("g")
      .attr("class", "x axis")
      .attr("transform", "translate(0," + height + ")")
      .call(xAxis)
    .append("text")
      .attr("class", "label")
      .attr("x", width)
      .attr("y", -6)
      .style("text-anchor", "end")
      .text("Rushing TD");

svg3.append("g")
      .attr("class", "y axis")
      .call(yAxis)
    .append("text")
      .attr("class", "label")
      .attr("transform", "rotate(-90)")
      .attr("y", 6)
      .attr("dy", ".71em")
      .style("text-anchor", "end")
      .text("Passing TD");

svg3.selectAll(".dot")
      .data(data)
    .enter().append("circle")
      .attr("class", "dot")
      .attr("r", 3.5)
      .attr("cx", xMap)
      .attr("cy", yMap)
      .style("fill", function(d) { return color3(cValue3(d));}) 
      .on("mouseover", function(d) {tooltip.transition().duration(200)
               .style("opacity", .9);
          tooltip.html(d["Player"] + "<br/> (" + xValue(d) 
	        + ", " + yValue(d) + ")")
               .style("left", (d3.event.pageX + 10) + "px")
               .style("top", (d3.event.pageY - 28) + "px");
			   
      })
	    .on("mouseout", function(d) {
          tooltip.transition()
               .duration(500)
               .style("opacity", 0);
			   });
    
  var legend = svg3.selectAll(".legend")
      .data(['Big Five', 'Group of Five', 'Independent'])
    .enter().append("g")
      .attr("class", "legend")
      .attr("transform", function(d, i) { return "translate(0," + i * 20 + ")"; });

legend.append("rect")
      .attr("x", width - 18)
      .attr("width", 18)
      .attr("height", 18)
      .style("fill", color3);

legend.append("text")
      .attr("x", width - 24)
      .attr("y", 9)
      .attr("dy", ".35em")
      .style("text-anchor", "end")
      .text(function(d) { return d; });

});

</script>
</body>
</html>

Modified http://d3js.org/d3.v3.min.js to a secure url

https://d3js.org/d3.v3.min.js