<http://schema.org/description>
"A basic powerpoint explaining step by step how to do Chi Squared. \r\n\r\nI used the summary 'how to slide' to make credit card sized versions for my students. I was amazed that when we came back to do some practice a few months later all but one still had th..."^^<http://www.w3.org/2001/XMLSchema#string>
<https://www.tes.com/teaching-resource/chi-squared-tests-6079283>