Matching Pairs 1.4 Questions- Hypothesis- GraphOnline version Research questions Research hypothesis Graphic representation by Jorge Arizpe 1 Once the problem has been defined, the research ______ are posited. These provide the advantage of limiting the problem to be investigated. 2 _______ graphs are perfect for showing trends over a period of time. 3 ________ graphics are often used to show relative sizes of parts of a whole. 4 A ________ graph is a way to summarize a set of data by categories 5 The variables of the hypothesis must be observable and ______ 6 Hypotheses mostly refer to a ________ situation. 7 A ________ graph is used to show elements in a background that is often, but not always, geographic. 8 Example of a concrete research question 9 Questions that are too _______ do not lead to a specific investigation. 10 The more _______ the questions are, the easier they are to answer. 11 Example of a wide question 12 A ________ is a property that can fluctuate and whose variation is observable and measurable. 13 The hypotheses are the provisional ______ to the research questions. 14 The _______ indicates what we are trying to prove and is defined as a tentative explanation of the phenomenon under investigation. 15 The relation of variables proposed by a hypothesis must be clear and _______ Logical Variable Answers Why do some students fail history? Precise General Do the hours of study prior to the history I exam by first-semester students of the prepa TEC influence their performance (grade) during the first partial exam? Measurable Real Hypothesis Questions