Review JavaScript Fundamentals by Building a Gradebook App - Step 1

Tell us what’s happening:

Can someone please tell me what’s the problem here?
i had a lot of confidence this would work

Your code so far


// User Editable Region

function getAverage(scores) {
  let average;
  let sum = 0;

  for(let i = 0; i <= scores.length; i++){
    sum += scores[i];
  }

  average = sum / scores.length;


  return average;

}

console.log(getAverage([92, 88, 12, 77, 57, 100, 67, 38, 97, 89]));
console.log(getAverage([45, 87, 98, 100, 86, 94, 67, 88, 94, 95]));

// User Editable Region

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Challenge Information:

Review JavaScript Fundamentals by Building a Gradebook App - Step 1

double check your condition, i <= scores.length, does this allow only valus index values or also some values that are not valid index values?

i got it, thanks… oversight, i was so excited from the previous lessons… it’s not about you knowing the syntax and memorizing is about solving the problem with logic. i’m understanding a lot little by little