Python version: Python 3.x
Follow the instructions on the Anaconda download site (https://www.continuum.io/downloads) to download and install Anaconda.
Follow the instruction on the Tensorflow site, install CPU-only version of TensorFlow for Python 3.x
Window User: https://www.tensorflow.org/versions/r1.2/install/install_windows#installing_with_anaconda
Mac User: https://www.tensorflow.org/versions/r1.2/install/install_mac#installing_with_anaconda
Ubuntu User: https://www.tensorflow.org/versions/r1.2/install/install_linux#installing_with_anaconda
Install scikit-learn and jupyter in the same environment you installed TensorFlow
conda install scikit-learn
conda install jupyter