The video provides a quick lesson on the control and experimental group and research variables in experimental research. To understand experimental research and how to apply it, please follow the rest of the parts in the experimental curriculum list for the intensive course dedicated to students studying in foreign university systems or studying in Arab universities and wishing to learn research methodology and writing proposals and research. You can subscribe to the intensive course at the following link https://learning.coursat.online/cours... You can also benefit from the specialized intensive course on the basics of research and its applications with everything related to how to prepare research, consisting of 92 lessons with guides for preparing the research plan and the complete research at the following link https://learning.coursat.online/cours... Consultations on training sessions and courses https://learning.coursat.online/cours... We also have a specialized course on how to select samples at the following link: https://learning.coursat.online/cours... We also have a Douglas Academy website page that you can visit at the following link https://learning.coursat.online/ where we will provide you with the materials Scientific research agendas that you can benefit from in your studies, God willing, soon Titles of scientific research agendas in Arabic and English that aim to help researchers organize their work time on master's and doctoral dissertation chapters on the Amazon platform I want to recommend this product at Amazon THESIS TIMELINE JOURNAL by Amazon.com Services LLC Learn more: https://www.amazon.com/dp/B09273CPP1/... Timeline agenda for master's and doctoral research: The agenda in Arabic by Amazon.com Services LLC Learn more: https://www.amazon.com/dp/B0924YCF4S/... Follow the lists available on our channel for more information on how to write research, open the following link: • Research plan proposal in simple steps Part 2 This is a list of how to write research • Scientific research A course in writing a scientific research plan... List of scientific research methods • Scientific research methods Content analysis list • Content analysis For more information, open the link to the list of the Cort program for thinking https://www.youtube.com/playlist?list... Link to the list of life skills • Life skills Link to the list of communication skills • Communication and communication skills Psychology list link Psychology and its branches Self-development list link Self-development skills Brain studies list link Our brains and the latest brain-related studies Thinking skills link Thinking skills Children and mental disorders list link Children and mental disorders Creative children list link Creative children's games For more information on how to write research, open the following link: • Research plan proposal in simple steps Part 2 This is a list for the course How to write research Scientific research Research plan writing course Scientific research... List of scientific research methods Scientific research methods Content analysis list Content analysis List of children with special needs Children with special needs, special education To communicate with Dr. Amani Daghlas Postal address: [email protected] Facebook page titled: Dr. Amani Daghlas Channel Twitter address: DrAmanimahmoud@ Address: LinkedIn / dr-amani-mahmoud-doughlas-836ba555 Address: Google Scholar https://scholar.google.com/citations?...