Student becomes Teacher


#1

I am new at coding. I am able to find out the error. Please help me

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)
    avg = total/len(numbers)
    return avg
def get_average(student):
    homework = average(student["homework"])
    quizzes = average(student["quizzes"])
    tests = average(student["tests"])
    homework_weight = 0.1*homework
    quizzes_weight = 0.3*quizzes
    tests_weight = 0.6*tests
    sum_weight = homework_weight + quizzes_weight +tests_weight
    return sum_weight
def get_letter_grade(score):
    if score>= 90:
        return "A"
    elif score>=80:
        return "B"
    elif score>=70:
        return "C"
    elif score>=60:
        return "D"
    else:
        return "F"
marks_avg = get_average(tyler)
grade = get_letter_grade(marks_avg)
print grade
students = ['lloyd','alice','tyler']
def get_class_average(students):
    results = []
    for items in students:
        print items
        average_weight = get_average(items) 
        results.append(average_weight)
    class_average = average(results)
    return class_average
class_avg =  get_class_average(students)
print class_avg
print get_letter_grade(class_avg)

#2

your students list contains strings, why? It should contain your dictionaries


#3

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