How do i make a module that'll get me an average?! thx

[dokser239]

#This is the code i am trying to write
#its you're beginner "average test score" programming exercise
#how do i make a module that'll get the average , return the average and print the average?
#please help, thx

def main():

    endProgram, totalScores, counter, scores, averageScore, number = declaredVariables()

    while endProgram == "no":
        endProgram, totalScores, counter, scores, averageScore, number = declaredVariables()

        number = getNumber()
        totalScores = getScores(counter, scores, number, totalScores)


def declaredVariables():
    endProgram = "no"
    totalScores = 0.0
    counter = 0
    scores = 0.0
    averageScores = 0.0
    number = 0
    return endProgram, totalScores, counter, scores, averageScores, number

def getNumber():
    number = input("How many students took the test: ")
    return number

def getScores(counter, scores, number, toalScores):   
    for counter in range(0, 100):
        Scores = input("Enter score for the students: ")
        totalScores = totalScores + scores 

    return totalScores
        
main()