https://www.codecademy.com/courses/python-beginner-en-qzsCL/1/5?curriculum_id=4f89dab3d788890003000096

I don't know what is wrong with this. Please help me get through this one. Thank you!

This is the **error** that pops up.*Oops, try again. Did you remember to print the letter grade for the class's average?*

```
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)
return total / len(numbers)
def get_average(students):
homework = average(students['homework'])
quizzes = average(students['quizzes'])
tests = average(students['tests'])
return (homework * .1) + (quizzes * .3) + (tests * .6)
def get_letter_grade(score):
if float(score % 1) == 0 :
if score >= 90:
return 'A'
elif score >= 80:
return 'B'
elif score >= 70:
return 'C'
elif score >= 60:
return 'D'
else:
return 'F'
get_letter_grade(get_average(lloyd))
def get_class_average(students):
results = []
for student in students:
results.append(get_average(student))
return average(results)
students = [lloyd, alice, tyler]
print get_class_average(students)
print get_letter_grade(get_class_average(students))
```