# やりたいこと: 1から5までの数字を2倍にしたリストを作る numbers = [1, 2, 3, 4, 5] # 従来の方法（forループ） result = [] for x in ...

以下のような excel や numbers のデータを，R で使いたい場合があります。 図1. スプレッドシート 図1の全体投票率の列の数値だけを使いたいとしましょう。上の Excel のデータの全体投票率の列のデータを，以下のリストに変換して，Rで使うことが目的としま ...

Generating random numbers is a common task in many applications, such as simulations, cryptography, games, and data analysis. NumPy is a popular library for scientific computing and data manipulation ...

Calculating the average is a common task that is often required when analyzing data or presenting results. In Python, calculating the average can be done easily using a few simple steps. In this ...

SymPy is a Python library for symbolic algebra. It can interface with other Python libraries making it very powerful. On this page we demonstrate how to get started with SymPy by importing the library ...