پاورپوینت فصل 4 تحقیق (pptx) 33 اسلاید

دسته بندی : پاورپوینت

نوع فایل : PowerPoint (.pptx) ( قابل ویرایش و آماده پرینت )

تعداد اسلاید: 33 اسلاید

قسمتی از متن PowerPoint (.pptx) :

Chapter 4 Variables, validity, and reliability Examples French speaking learners of English will perform better following form-focused instruction than will Japanese's-speaking learners of English. There will be no difference between the performance of the French group and Japanese group on the posttest. Does feedback affect writing skill? IV DV Does length of resistance affect speaking ability? IV DV Identify the independent variable, dependent variable, experimental and control groups in the following studies. 1.  A group of college students were given a short course in speed-reading. The instructor was curious if a monetary incentive would influence performance on a reading test taken at the end of the course.  Half the students were offered $5 for obtaining a certain level of performance on the test, the other half were not offered money.  Independent variable: Dependent variable: Experimental group: Control group: