Part of the whole - list indices should be must be indices


#1



get_class_average([alice]) resulted in an error: list indices must be integers, not str


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):
    total = sum(numbers)
    total = float(total)
    total = total / len(numbers)
    return total

def get_average(student):
    homework = float(average(student["homework"]))
    quizzes = float(average(student["quizzes"]))
    tests = float(average(student["tests"]))
    homework = float(homework) * 0.1
    quizzes = float(quizzes) * 0.3
    tests = float(tests) * 0.6
    whole = tests + quizzes + homework
    return whole

def get_letter_grade(score):
    if score >= 90:
        return "A"
    elif 80 <= score < 90:
        return "B"
    elif 70 <= score < 80:
        return "C"
    elif 60 <= score < 70:
        return "D"
    else:
        return "F"

print(get_letter_grade(get_average(lloyd)))

def get_class_average(students):
    results = []
    for count in students:
        results.append(get_average(students))
    return average(results)


#2

Maybe you should append the global variable to results instead of students?


#3

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