# 11.8 I swear there's a bug in codecademy

#1

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]
}

classroom = [lloyd, alice, tyler]
`indent preformatted text by 4 spaces`
def average(numbers):
total = sum(numbers)
total = float(total)
total = total/len(numbers)

def get_average(student):
homework = average(student["homework"])
quizzes = average(student["quizzes"])
tests = average(student["tests"])
return .1 * homework + .3 * quizzes + .6 * tests

if score >= 90:
return "A"
elif score >= 80:
return "B"
elif score >= 70:
return "C"
elif score >= 60:
return "D"
else:
return "F"

def get_class_average(students):
results = []
for student in classroom:
get_average(student)
results.append
`indent preformatted text by 4 spaces`

#2

You shouldn't just come up with a "I swear there's a bug in codecademy"..

Explain what error messages you are getting and other coders can help you out.

#3

I think you should re-examine this function. Specifically, how does `append` work? And should anything be returned?