text: 
  exports.min = function min (array) {
      
      if (typeof array != `undefined` && array.length > 0) {
          let minNumb = array[0];
  
          for (let i = 1; i < array.length; i++) {
              array[i] < minNumb ? minNumb = array[i] : false;
          }
          return minNumb;
      } 
  
    return 0;
  }
  
  exports.max = function max (array) {
  
    if (typeof array != `undefined` && array.length > 0) {
      let maxNumb = array[0];
  
      for (let i = 1; i < array.length; i++) {
          array[i] > maxNumb ? maxNumb = array[i] : false;
      }
      return maxNumb;
  } 
  
    return 0;
  }
  
  exports.avg = function avg (array) {
  
    if (typeof array != `undefined` && array.length > 0) {
      return array.reduce( (a, b) => a + b) / array.length;
  } 
  
    return 0;
  }
  