text: var day1 = [76, 81, 79]
  var day2 = [79, 83, 80]
  var day3 = [80, 85, 80]
  var day4 = [81, 87, 79]
  var day5 = [72, 79, 75]
  var day6 = [75, 79, 72]
  var day7 = [81, 88, 77]
  
  console.log("Number of temperature readings per day: ", day1.length)
  
  var week1 = [day1, day2, day4, day6, day7]
  
  console.log("Number of days reading for week1: ", week1.length);
  
  /*
   * Output:
   *------------------
  
  Number of temperature readings per day:  3
  Number of days reading for week1:  5
  
  */
  