index.js
function daleChallGradeLevel(score) {
  score = Math.floor(score)

  if (score < 5) {
    score = 4
  } else if (score > 9) {
    score = 10
  }

  return gradeMap[score].concat()
}
function daleChallGradeLevel(score) {
  score = Math.floor(score)

  if (score < 5) {
    score = 4
  } else if (score > 9) {
    score = 10
  }

  return gradeMap[score].concat()
}
function daleChallGradeLevel ( score ) { score = Math . floor ( score ) if ( score < 5 ) { score = 4 } else if ( score > 9 ) { score = 10 } return gradeMap [ score ] . concat ( ) }
Mapping between a dale-chall score and a U.S. grade level.
Mapping between a dale - chall score and a U . S . grade level .