```
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)
divide= total/len(numbers)
return divide
def get_average(student):
homework = average(student["homework"])
quizzes = average(student["quizzes"])
tests = average(student["tests"])
sum = 0.1* homework+0.3*quizzes+0.6*tests
return sum
def get_letter_grade(score):
if score>=90:
return 'A'
elif score>=80 and score<90:
return 'B'
elif score>=70 and score<80:
return 'C'
elif score>=60 and score<70:
return 'D'
else:
return "F"
print get_letter_grade(get_average(lloyd))
print get_letter_grade(get_average(alice))
print get_letter_grade(get_average(tyler))
def get_class_average(students):
results = []
for student in students:
results.append(get_average(student))
print results
return average(results)
```

Hello,

I am getting an error telling that "Oops, try again. get_class_average([alice, lloyd]) returned 91.15 instead of 85.85 as expected"

Can anyone tell me where I am going wrong in it

Thanks in advance