Codecademy Python Answers Students Becomes the Teacher

codecademy-student-becomes-the-teacher

Students becomes the Teacher 1/9 – Lesson Number One

lloyd = {
"name":"Lloyd",
"homework": [],
"quizzes": [],
"tests": []
}
alice = {
"name":"Alice",
"homework": [],
"quizzes": [],
"tests": []
}
tyler = {
"name":"Tyler",
"homework": [],
"quizzes": [],
"tests": []
}

Students becomes the Teacher 2/9 – What’s the Score?

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]
}

Students becomes the Teacher 3/9 – Put It Together

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]
}

students = [lloyd,alice,tyler]

Students becomes the Teacher 4/9 – For The Record

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]
}

students = [lloyd,alice,tyler]


for item in students:
    for key in item:
        print item[key]

Students becomes the Teacher 5/9 – It’s Okay To Be the 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)
    total = total/len(numbers)
    return total

Students becomes the Teacher 6/9 – Just Wait And See

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)
    total = total/len(numbers)
    return total
def get_average(student):
    homework = average(student["homework"]) *0.10
    quizzes = average(student["quizzes"]) *0.30
    tests = average(student["tests"])*0.60
    return homework + quizzes + tests

Students becomes the Teacher 7/9 – Sending A Letter

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)
    total = total/len(numbers)
    return total
def get_average(student):
    homework = average(student["homework"]) *0.10
    quizzes = average(student["quizzes"]) *0.30
    tests = average(student["tests"])*0.60
    return homework + quizzes + tests
def get_letter_grade(score):
    if type(score)== int or type(score)== float:
        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(lloyd)
get_average(lloyd)
        

Students becomes the Teacher 8/9 – Part Of The Whole

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(lst):
    add = sum(lst)
    length = len(lst)
    avg = float(add) / float(length)
    return avg

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

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"
    elif score < 60: 
        return "F"



students=[lloyd,alice,tyler]
def get_class_average(students):
    results = []
    for student in students:
        results.append(get_average(student))
    return average(results)

Students becomes the Teacher 9/9 – How Is Everybody Doing?

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(lst):
    add = sum(lst)
    length = len(lst)
    avg = float(add) / float(length)
    return avg

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

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"
    elif score < 60: 
        return "F"



students=[lloyd,alice,tyler]
def get_class_average(students):
    results = []
    for student in students:
        results.append(get_average(student))
    return average(results)
print get_class_average(students)
print get_letter_grade(get_class_average(students))
Also Read :   Codecademy Python Answers File input and Output

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