Part of a whole Oops, try again. get_class_average([alice]) returned 83.8666666667 instead of 91.15 as expected


#1



https://www.codecademy.com/courses/python-beginner-en-qzsCL/1/4?curriculum_id=4f89dab3d788890003000096


error: Oops, try again. get_class_average([alice]) returned 83.8666666667 instead of 91.15 as expected


i don't have idea why this code throw this error


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]
}
students = [lloyd,alice,tyler]

# Add your function below!
def average(numbers):
    total = sum(numbers)
    total = float(total)
    total = total/len(numbers)
    return total

def get_average(student):
    homework = average(student["homework"])*0.10
    quizzes = average(student["quizzes"])*0.30
    tests = average(student["tests"])*0.60
    total = homework + quizzes + tests
    return total

def get_letter_grade(score):

        if score >= 90.0:
            return "A"
        elif score >= 80.0 and score < 90.0:
            return "B"
        elif score >= 70.0 and score <80:
            return "C"
        elif score >= 60.0 and score <70:
            return "D"
        else:
            return"F"

get_letter_grade(get_average(lloyd))            
            
def get_class_average(student):
    results = []
    for item in students:
        results.append(get_average(item))
        print results
    return average(results) .


#2

This was a very tricky one I must say but apparently it was that your parameter needs to be students not student or else you won't get the right results on the console.


#3

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