Exam 7: Examining Differences Between Means: The T-Test
Exam 1: Research in Psychology: Objectives and Ideals25 Questions
Exam 2: Research Methods24 Questions
Exam 3: Experimental Design24 Questions
Exam 4: Survey Design23 Questions
Exam 5: Descriptive Statistics25 Questions
Exam 6: Some Principles of Statistical Inference20 Questions
Exam 7: Examining Differences Between Means: The T-Test151 Questions
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"Someone who works for the experimenter and acts in a certain predetermined way.Normally he or she pretends to be a genuine research participant, so their use involves deception." What construct is this a glossary definition of?
(Multiple Choice)
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A clinical neuropsychologist develops a new treatment for recovery from head trauma and administers it to one half (randomly selected)of a sample of 50 people.He measures the level of cognitive functioning one month after the trauma and analyses the data in SPSS.The output of a between-participant t-test is shown below:
Which of the following statements is true?

(Multiple Choice)
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"Methods for collecting qualitative data in which groups of participants discuss a series of questions pertaining to a particular topic.In this way, data emerge from the interaction of the participants rather than simple question-and-answer sequences.The technique is often used to see how people resolve differences and disagreement and how consensus about a particular issue emerges." What is this a glossary definition of?
(Multiple Choice)
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Which of the following is generally not identified as an important step in collecting and analysing qualitative data.
(Multiple Choice)
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A health psychologist plans to conduct a study into alcohol use with adolescents in a country where the legal drinking age is 18.She plans to collect a sample of around 40 people under the age of 18 (20 male and 20 female)from a local youth organization and conduct face-to-face interviews and administer questionnaires that measure alcohol consumption, personality, and well-being and she also plans to secretly observe whether the young people accept alcoholic drinks at the end-of-year function organized by the youth organization.Which of the following statements is true?
(Multiple Choice)
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If a researcher is concened that the relationship between two variables is non-linear, which of the following might be good advice to help them improve their research?
(Multiple Choice)
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"The degree to which a given system of categorization captures both the similarity within categories and the differences between them." What construct is this a glossary definition of?
(Multiple Choice)
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"A summary table whose rows relate to the various sources of variation and columns relate to the corresponding sums of squares, degrees of freedom, and mean squares, as well as values of F, p and R2." What is this a glossary definition of?
(Multiple Choice)
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What is the conventional ethical objection to Milgram's obedience studies?
(Multiple Choice)
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Morten Fagerland has observed that in some areas of medical research the use of non-parametric statistical tests has increased in recent years? To what does he attribute this?
(Multiple Choice)
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When Billig (2011)refers to the need to repopulate psychological research, what is his main concern?
(Multiple Choice)
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A developmental psychologist developed a training program to encourage children to reduce their Internet usage.To examine its efficacy he recruited a sample of 120 children - of whom 60 were aged 11 years and 60 were aged 13.Half of the participants were randomly assigned to the training program and the amount of online usage was measured after one month.Findings were subjected to two-way ANOVA, from which the output was as follows:
Which of the following statements is true?

(Multiple Choice)
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In the standardized transcription system that discourse analysts use, which of the following is incorrect?
(Multiple Choice)
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A personality researcher revisits the hypothesis that frustration leads to regression.She collects data from 49 female Internet users measuring their sense of personal frustration and their self-ratings of aggression (on a scale from 1 to 7).A scatterplot is shown below.
Which of the following statements is true?

(Multiple Choice)
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"Selecting part of the sample so that there is not a full range of scores on a variable being measured." What is this a glossary definition of?
(Multiple Choice)
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"The sum of the squared difference between all cell means and the grand mean multiplied by the cell size." Which construct is this a glossary definition of?
(Multiple Choice)
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Which of the following is not a step in repertory grid analysis?
(Multiple Choice)
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When Brocki and Weardon (2006)critique researchers who use IPA for adopting an approach that is "half hermeneutic" what is the basis of their objection?
(Multiple Choice)
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