Calculate the total number of births for the years 1900 and 2000.
Read the Baby names from 1900 to 2000. How many different names per year are there? Create a bar plot with distinct bars for girls/boys.
How many baby names are there in 1900 and 2000 beginning with A or Z, respectively?
Create a plot showing how the last letters of names change over time.
Schreibe ein Programm, das den Mittelwert der Daten in der Datei datei_lesen/zahlen.txt berechnet.
Schreibe den Mittelwert in eine Datei.
Berechne ausserdem die Standardabweichung. Verwende:
import math
wurzel = math.sqrt(wert)