GetSigmaAddList

import math

INPUTS = []
RESULTS = []

def main():

    addToList()
    
    a = len(INPUTS)
    print("Count of List: ", a)
    
    b = sum(INPUTS)
    print("The sum of the list is: %d." % b)

    c = avgList(INPUTS)
    print("The average of the list is: %0.2f" % c)

    minMax()
    
    e = stdDev()
    print("The standard deviation is: %0.3f" % e)

    d = INPUTS.sort()

    print("Sorted list: ", INPUTS)

    RESULTS.insert(0, len(INPUTS))
    RESULTS.insert(1, sum(INPUTS))
    RESULTS.insert(2, avgList(INPUTS))
    RESULTS.insert(3, max(INPUTS))
    RESULTS.insert(4, min(INPUTS))
    RESULTS.insert(5, e)
    
    print("The results are: ", RESULTS )
    
def addToList():

    stop = False
    
    while(not stop):

        number = input("Enter a number to be put into a list. Enter 's' to end list: ")   
        
        if number == 's':
            print("End of list.")
            stop = True
        else:
            INPUTS.append(int(number))
            print(INPUTS)

def avgList(x):

    avg = sum(x)/len(x)

    return avg    
    
def stdDev():

    deviationList = []
    
    avg = avgList(INPUTS)
    
    for x in INPUTS:
        s = (x - avg)**2
        deviationList.append(s)
        
    m = sum(deviationList)/len(INPUTS)

    sigma = math.sqrt(m)

    return sigma

def minMax():

    maximum = INPUTS[0]
    minimum = maximum

    for x in INPUTS[0:]:

        if (x > maximum):

            maximum = x

        elif (x < minimum):

            minimum = x

    print("The max number is: ", maximum)
    print("The min number is: ", minimum)



main()