Codecademy export

script.py

lloyd = {
    "name": "Lloyd",
    "homework": [90.0, 97.0, 75.0, 92.0],
    "quizzes": [88.0, 40.0, 94.0],
    "tests": [75.0, 90.0]
}
alice = {
    "name": "Alice",
    "homework": [100.0, 92.0, 98.0, 100.0],
    "quizzes": [82.0, 83.0, 91.0],
    "tests": [89.0, 97.0]
}
tyler = {
    "name": "Tyler",
    "homework": [0.0, 87.0, 75.0, 22.0],
    "quizzes": [0.0, 75.0, 78.0],
    "tests": [100.0, 100.0]
}

# Add your function below!
def average(numbers):
    # this function will take sum of numbers, convert it to a floating format, then take the total and divide it by the amount of numbers, and return the average.
    total = sum(numbers)
    total = float(total)
    average = total/ len(numbers)
    return average
def get_average(student):
    # takes average of homework scores, then quizzes, then tests. then it calculates and returns the weight of each average.
    homework = average(student["homework"])
    quizzes = average(student["quizzes"])
    tests = average(student["tests"])
    results = (homework * .1) + (quizzes *.3) + (tests * .6)
    return results
def get_letter_grade(score):
    #this function will take the get_average function, determine what grade they should receive, then print the resulting letter grade.
    if score >= 90:
        return "A"
    elif score >= 80:
        return "B"
    elif score >= 70:
        return "C"
    elif score >= 60:
        return "D"
    else:
        return "F"
student = [lloyd, alice, tyler]
def get_class_average(students):
    results = []
    for student in students:
        results.append(get_class_average(student))
    class_average = average(results)
    return class_average