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):
    total=sum(numbers)
    total=float(total)
    total_new=total/len(numbers)
    return total_new
    
def get_average(student):
    homework=average(student["homework"])
    quizzes=average(student["quizzes"])
    tests=average(student["tests"])
    return 0.1* average(student["homework"]) +\
    0.3* average(student["quizzes"]) + \
    0.6* average(student["tests"])
    
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"
        
print get_letter_grade(get_average(lloyd))

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