# Student Becomes the Teacher 8. Part of the Whole

#1

Student Becomes the Teacher

Oops, try again. get_class_average([alice]) returned 87.6166666667 instead of 91.15 as expected

Oops, try again. get_class_average([lloyd]) returned 87.6166666667 instead of 80.55 as expected

``````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]
}

def average(numbers):
total = float(sum(numbers)) / len(numbers)

def get_average(student):
homework = average(student["homework"])
quizzes = average(student["quizzes"])
tests = average(student["tests"])
return 0.1 * homework + 0.3 * quizzes + 0.6 * tests

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

students = [lloyd, alice, tyler]

results = []

def get_class_average(students):
for student in students:
get_average(student)
results.append(get_average(student))
return average(results)

print get_class_average([alice])
print get_class_average([lloyd])``````

#2

Problem is solved, results = [] must be replaced into the function body get_class_average.

#3

Can you write "solved" in the topic title, so everyone knows you do not need further help?

#4

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