Feb 27, 2017 · Create a function toLetterGrade that takes an array of percentages and returns an array of corresponding grade letters. For example: toLetterGrade ( [90,80,55,85]); //returns ["A","A-","C","A"] 2.

Sep 30, 2017 · var nameData = ['A', 'B', 'C', 'D', 'E', 'F']; var nameDataLength = nameData.length; var avgGrade = 0; var gradeDate = prompt('Enter your grade to check your letter grade'); function getAvg(nameData, gradeData) { for (var i = 0; i < nameData.length; i++) { alert("Your grades are " + nameData[i] + " ," + gradeData[i]); if (gradeData[i] >= 90) {

Jan 13, 2022 · I'd suggest creating a map of each grade along with its equivalent score, then it's easy to filter students with an equivalent score of 3 or above using Array.filter()

Mar 26, 2024 · Javascript provides a refined solution to calculate grades using it’s array methods. Here is a step-by-step guide on how to calculate the average marks of students and assign grades...

Feb 28, 2025 · Write a JavaScript function that computes student grades from an array of marks and returns a summary object mapping grades to names. Write a JavaScript function that calculates the average mark and determines the corresponding grade without using if-else chains.

Dec 7, 2019 · If the current student grade doesn’t meet both of the requirements, then simply add just the grade to the roundedGrades array. After the for-loop ends, we return the roundedGrades array.

To print out the grades, you will recall that you can write a for loop that iterates through each of the array’s indices: The resulting output looks like: You can accomplish a lot by iterating over arrays; you are not limited to simply printing out the contents! What else …

Jun 19, 2023 · This tutorial will walk through how to create a simple student grading system in Javascript. Free code download included.

Jul 27, 2021 · A Grading System Using JavaScript is a method of evaluating a child’s educational performance solely on the basis of points. This article created using HTML, CSS and JavaScript,

Sep 10, 2019 · I was looking at this Javascript code to calculate the average grade of an array of students and then based on the result decide which letter grade should be assigned.