Descriptive research attempts to explore and explain while providing additional information about a topic. / They differ only in that they show relationships in different directions i.e. When used in the statistical sense, the p figure quoted states the probability of obtaining the observed test result / if the null hypothesis is true. Measures of central tendency are used for summarising large amounts of data / into one typical, or average value. What is a directional hypothesis and when would it be used? / Sample size can also be related to the concept of power. Login: Back. They work on different problems, so everything is researched. / Test-retest reliability is when a test produces similar results on two or more occasions. Selecting a Research Method Selecting a research method can make or break a research project, so it is important to implement the method most appropriately suited for a given research problem. / Participants may then alter their behaviour in accordance to the perceived demands of the situation. To compare nutritional information of his favorite breakfast cereals, Roman should visit.com websites. on your results. Question #92: What Is Power, and Why Is It Important? It focuses the study, determines the methodology, and… (2 marks). Research design is a plan to answer your research question. Where are you going to conduct research(Where) There are 8 types of research: o 1. (4 marks). The results generated are analyzable and are used to test hypotheses, with statistics giving a clear and unambiguous picture. We'll review your answers and create a Test Prep Plan for you based HIRE verified writer \$35.80 for a 2-page paper. The 95% confidence interval is the range of values / for any given statistic / within which we have confidence that the true value of that statistic lies / in 95% of samples. Good luck! usually verbally, on paper or by computer. Concurrent or retrospective “think-alouds” and/or probes are used to produce reports of the thoughts respondents have either as they answer the survey questions or immediately after. Learn vocabulary, terms, and more with flashcards, games, and other study tools. (3 marks), What is partial correlation? An individual who is an authority on a subject _____, while an authoritative person _____. In this kind of interview much qualitative data is likely to be collected. / In a repeated measures design, participants undergo both conditions in the experiment. Choose your answers to the questions and click 'Next' to see the next set of questions. Which of the following terms refers to the portion of the experiment that is being manipulated to see if it has an effect on the dependent variable? (4 marks), These are aspects of the research situation / that could alert the participants to the hypothesis being tested. The variable the researcher measures. / The median is the central score in a list of rank-ordered scores. What is a) a cross-sectional and b) a longitudinal research design? Good luck! Bryman: Social Research Methods: 5e Multiple choice questions. By reviewing some of the basics of psychology research methods, you can hone your knowledge and be more successful in your classes.. Start by learning a bit more about how psychologists conduct experiments as well as some of the key terms and definitions you should … D- all the above. Identify two problems with the survey technique, A survey is usually a large-scale study / designed to gather information from large numbers of people. D.constructing scatterplots. A- approaches and the discipline. Experiments . Research design is a plan to answer your research question. D- discovering the relationship between variables. Get help with all aspects of your assignment, from research to writing. (5 marks), Another word for this is consistency. When a research is aimed to find out whether a variable causes one or … (1 mark), Sampling is carried out in order to ensure that the sample adequately represents the parent population / so that findings from the sample can be generalised back to the population from which it was drawn. The three assumptions are: the data should be measured on an interval or ratio scale, / the parent populations of data from which sample data are drawn should be normally distributed / and the population variances should be similar (i.e. (Make sure you label the axes. The .05 level of significance is thought to strike a reasonable balance between the probability of making a Type I or Type II error / in psychological research that is not of 'life or death' importance. / If extraneous variables are not taken care of they could obscure the effect of the IV / or, if systematic, turn into a confounding variable. o 1. the population means of sample A and sample B differ / or there is a correlation between C and D. / Such hypotheses may be used when there is no prior reason to suppose that the results will turn out a particular way. ! How are standard errors and confidence intervals related? For this type of research, the measurements are usually arbitrary, following the ordinal or interval type. Is research that produces a real object or item. What is meant by a Type II error and how is it dealt with? b) Do a … Did you know you could help make the world a better place through research? / Both research designs are aimed at discovering the nature of change with time. What is meant by a sample in psychological research? Usually research is done by individuals with advanced degrees, such as PhDs, or Doctors of Philosophy, and PsyDs, or Doctors of Psychology. With reference to parametric tests, what is meant by 'power efficiency'? Contact us by phone at (877) 266-4919, or by mail at 100 View Street #202, Mountain View, CA 94041. 2. STUDY. When planning to do social research, it is better to: a) Approach the topic with an open mind. Why do you want to do this research (Why)? Besides observing the natural world, prior research, and discussion, where can a professional look for issues to research? / For these reasons it is not sufficient to say an adequate sample size is, say, 10% of the population. People who take part in research involving experiments might be asked to complete various tests to measure their cognitive abilities (e.g. An example is the Hite report (or any other suitable example). Log in Sign up. These predictor variables cannot be understood in a lab. (3 marks). Gravity. (2 marks). 70% average accuracy. (5 marks). The double blind procedure is when neither the participants nor the researcher gathering the data know the research hypothesis. The first step in your review should include a basic introduction … A Type I error is an error of optimism / resulting from rejecting the null hypothesis when it should be retained. Get a verified writer to help you with Research Methods and Plagiarism Test Questions. (4 marks), Randomisation can refer to the random allocation of participants to conditions to help control for variation due to participants. / In natural and quasi-experiments the IV varies on its own and some would argue that, because of this, they are not really experiments. Help to create high quality research less likely by choosing a more stringent significance level when contact did,! Events which influence the participants are not informed of the climate they in... Last updated: Jan 30, 2013 | Total attempts: 2818 research methods test questions represents the population! Can not conduct an experiment and collecting quantitative data know you could make! Participant reactivity on a gut instinct or through personal insight a desert climate South... Statistical testing, what does the aspect of empiricism help to create high quality research for why can... Think you 've mastered this, take our Psychology research methods chapter exam on a,. 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