title: extract CSV columns data to individual Numpy array
body: <p>Extract data from the given SalaryGender CSV file and store the data from each column in a separate NumPy array</p>
  
  <p>SalaryGender.csv sample data</p>
  
  <pre><code>Salary,Gender,Age,PhD
  140,1,47,1
  30,0,65,1
  35.1,0,56,0
  30,1,23,0
  80,0,53,1
  </code></pre>