bootcoder

// pseudo for u1_w2_c5.js
//
// write 3 functions to calculate the sum, mean and median of even and odd arrays


// create variable total and set equal to 0
//
// Sum
// create a function sum, that takes a single input as an argument.
// 

bootcoder

def get_grade(array)
  average = array.inject(:+).to_f / array.length

  case average
  when 0..59
    "F"
  when 60..69
    "D"
  when 70..79
    "C"