You can take free online courses to refresh your Statistics knowledge. Coursera https://www.coursera.org/browse/data-science/probability-and-statistics?languag

You can take free online courses to refresh your Statistics knowledge. Coursera https://www.coursera.org/browse/data-science/probability-and-statistics?languages=en https://www.coursera.org/browse/data-science/probability-and... Coursera - Making sense of Data http://academictorrents.com/details/a0cbaf3e03e0893085b6fbdc97cb6220896dddf2 http://academictorrents.com/details/a0cbaf3e03e0893085b6fbdc... MIT 6.041 Probabilistic Systems Analysis and Applied Probability https://www.youtube.com/playlist?list=PLUl4u3cNGP61MdtwGTqZA0MreSaDybji8 https://www.youtube.com/playlist?list=PLUl4u3cNGP61MdtwGTqZA... Statistics 110: Probability - Harvard https://www.youtube.com/playlist?list=PL2SOU6wwxB0uwwH80KTQ6ht66KWxbzTIo https://www.youtube.com/playlist?list=PL2SOU6wwxB0uwwH80KTQ6... Udacity also has few courses on Statistics.