Validity of Research Results

1. When a extraneous variable systematically varies with the independent variable and influences the dependent variable, it is called: a. Another dependent variable b. A confounding variable c. A moderating variable d. An unreliable variable 2. Which of the following statements is true? a.  A statistical relationship is sufficient evidence to infer causality b.  Temporal…

Vague Pseudocode Examples

These are examples of pseudocde which are written too vaguely. #1 Assumptions:  Deck is an abstraction of queue that can be shuffled, and player’s hand is an abstraction of List. Create the scenario by picking 3 random cards from the deck. Remove those three cards from the deck. Randomly distribute the remaining cards from the…

Statistical Inference

Statistical Inference: Statistical Inference is concerned with the various tests of significance for testing hypothesis in order to determine with what validity data can be said to indicate some conclusion or conclusions. It is also concerned with the estimation of values. It is mainly on the basis of inferential analysis that the task of interpretation…

Standardized Measurement and Assessment

1. Which of the following is not an assumption underlying testing and measurement? a.  Various approaches to measuring aspects of the same thing can be useful b.  Error is rarely present in the measurement process c.  Present-day behavior predicts future behavior d.  Testing and assessment benefit society 2. Systematic error is associated with: a.  Reliability…

Selected Statistical Methods

Errors using inadequate data are much less than those using no data at all. — Charles Babbage (1792-1871) Statistics are designed to draw conclusions from data that are subject to experimental error. When replicate sampling is necessary, a carefully chosen statistical analysis can save the investigator the trouble of performing unnecessary experiments, or the embarrassment…

Sampling

1. When each member of a population has an equally likely chance of being selected, this is called: a. A nonrandom sampling method b. A quota sample c. A snowball sample d. An Equal probability selection method 2. Which of the following techniques yields a simple random sample? a. Choosing volunteers from an introductory psychology…

Research What

Research: The goal of research is to improve the level of living in society. The word research carries an atmosphere of respect. As every object has got its own pros and cons, so does research. But the advantages of research have out numbered the disadvantages of research and it has a place of its own…

Research Report

Research Report: Research report is the written description of research providing information about its aim and objectives, scope, limitation, methodologies, source of information used, equipments, findings and all such necessary information. The writing of the research report is the last and final steps of the research work done by a researcher without which his/her work…

Research Multi Choice Question and Answers-9

1. Which of the following is characteristic of action research? A. Variables are tightly controlled B. Results are generalizable C. Data are usually qualitative(Ans) D. Results demonstrate cause-and-effect relationships 2. If a researcher is studying the effect of using laptops in his classroom to ascertain their merit and worth, he is likely conducting which of…