Question

Question 10 1. A research study lead to the following finding, "Students in the treatment group indicated significantly better achievement on the recognition assessment than those in the control group." What type of research was likely conducted? a. Ethnography b. Experimental c. Survey d. Correlational 3 points Question 11 1. Katniss needs primary sources for her research proposal. Which of the following will she likely select? a. Encyclopedia of Educational Research b. A text reviewing pertinent research c. Journal of Experimental Education d. Educational Psychology Review 3 points Question 12 1. To operationalize a variable means to ___________ the variable. a. mediate b. manipulate c. control d. define 3 points Question 13 1. Correlational research is concerned with a. examining relationships among variables. b. differences between conditions. c. controlling treatment conditions for appropriate comparison. d. describing the preferences of some group of people. 3 points Question 14 1. Abby needs to start a library search to examine her research topic “A comparison of two types of problem-based learning strategies in postsecondary school biological science classes.” Which of the following keywords will Abby likely select in her initial search? a. Learners b. Students c. Problem-based learning d. Instruction 3 points Question 15 1. Which of the following is a non-directional hypothesis? a. Athletic participation and academic achievement are unrelated. b. Student athletes have higher levels of academic achievement than students who do not participate in athletics. c. There are differences in academic achievement between students who participate in athletics and those who do not. d. There are no differences in academic achievement between students who participate in athletics and those who do not.

Answer 1

• 10.ANSWER-Experimental research,it is what we call a true experiment. This is an experiment where the researcher manipulates one variable, and control/randomizes the rest of the variables.
• 12..ANSWER-To operationalize a variable means to define.To remove ambiguity in written work and research, all relevant variables must be defined. This is known as operationalizing variables. To operationalize a variable or concept means to define it so that it can be measured and/or expressed quantitatively or qualitatively.
• 13.ANSWER-Correlational research is concerned with examining relationships among variables.Correlational research is a type of nonexperimental research in which the researcher measures two variables and assesses the statistical relationship (i.e., the correlation) between them with little or no effort to control extraneous variables.
  
• Due to time limit,remaining can be asked as another question,they will be answered,thankyou for your cooperation