Created
April 30, 2018 01:41
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Learn Python - Student Becomes Teacher
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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 = sum(numbers) | |
total = float(total) | |
return total/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 | |
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" | |
def get_class_average(class_list): | |
results = [] | |
for student in class_list: | |
student_avg = get_average(student) | |
results.append(student_avg) | |
return average(results) | |
students = [alice, lloyd, tyler] | |
print get_class_average(students) | |
print get_letter_grade(get_class_average(students)) |
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