DQ1: Research consistently shows that the relationship between intelligence and school performance only explains 25% of the variance. Thus, success in school must be related to other factors. Is this relatively low variance surprising to you? Explain. What are some environmental or other factors, in addition to intelligence, that may impact school performance?  Paraphrase the textbook information into your own words—avoid relying on quotations.  Needs APA format integrated within discussion and reference list.  Main posts need a minimum of one course textbook citation and one peer reviewed journal article (published in last five to ten years) or potential point reduction.  Needs APA format integrated within discussion and reference list.