List of Articles ضریب همبستگی پیرسون Open Access Article Abstract Page Full-Text 1 - Investigation of Arsenic Anomalies and Its Probable Origins in Maragheh Plain shahram baikpour Zahra Arghavan 10.22034/jest.2020.32651.4069 Open Access Article Abstract Page Full-Text 2 - Study of some physical & chemical properties of water of Khersan River & analysis the statistical relations thereof Majid Abbaspour Amir Hossein Javid Ali Mashinchian avin habibi 10.22034/jest.2017.11065 Open Access Article Abstract Page Full-Text 3 - Investigating the effect of agricultural use on nitrate concentration in underground water sources using mathematical modeling based on regression equations (case study: Ray Plain) Pegah mohammadpour Reza Arjmandi Amirhessam Hassani Jamal Ghodusi Open Access Article Abstract Page Full-Text 4 - use Pearson’s Linear Correlation and the combination of Data Mining Algorithms simultaneously to improve prognosis of a kind of tumor in cancer patients mohsen gholami Seyed Javad Mirabedini Open Access Article Abstract Page Full-Text 5 - Analyzing factors affecting food insecurity in rural areas of Gorgan seyedeh mohadase zeyaie farhad shirani bidabadi farshid eshraghi