Psychology Homework Solutions

Multiple choice questions on Case Study, Survey Methods, Context Analysis

In a case study, the researcher usually: a. uses one method of data collection b. establishes the problem and hypothesis in advance c. examines a real life problem within it's real life context d. does all of the above Which of the following survey methods is best for getting information about highly personal or embarra ...continues

Shoppers-Naturalistic Observation

Market researchers have recently begun observing people shopping for new cars, using products such as laundry detergents, or eating ice cream at home. These researchers may ask permission to snoop in people's refrigerators or closets to see what things they contain. List some advantages and disadvantages that this type of res ...continues

Choosing a Research Method

For each of the following problems, choose the method that would be most appropriate for studying it: 1) Questionnaire 2) Naturalistic Observation 3) Participant Observation 4) Experiment * Use each method once a) Relation of eating, talking, and restlessness during a movie to age, sex, size, and composition of groups ...continues

Research Design

The remains and products of past behaviour that can be unobtrusive and non-reactive indicators of behaviour are called: a)behaviour clues b)archival traces c)physical traces d)product clues If a respondent agrees with a statement in a survey and also disagrees with the same statement, the respondent has shown: a)acquie ...continues

Random Sample

A random sample is one in which: a)every group of the population is represented equally b)every member of the population has an equal chance of being selected c)every member of the population has an equal and independent chance of being selected d)every member of the population has an independent chance of being selected ...continues

Measurement Research Multiple Choice

In a quasi-experiment, the researcher: a)selects participants for different conditions from pre-existing groups b)randomly assigns participants to different conditions c)has complete control over the way the experiment is to be conducted d)all of the above When using Matching as a control strategy, the experimenter sh ...continues

Experimental Design is overviewed.

Advantages and disadvantages of between subjects and within-subjects experimental designs are shown.

Experimental design question

In an experiment designed to examine the effects of dieting and exercise on weight loss, subjects were randomly assigned to one of four conditions: (1) both dieting and exercise, (2) dieting but no exercise, (3) exercise but no dieting, and (4) neither dieting nor exercise. Results indicated that subjects not on a diet lost only ...continues

Invalidity is discussed.

An educational psychologist is asked to conduct a study to determine if class size has an effect on academic achievement. The psychologist identifies a large fifth-grade classroom in one inner-city school and a small fifth-grade classroom in another inner-city school. Principals from each school agree to participate in the study ...continues

Sources of Validity are noted.

An educational psychologist is asked to conduct a study to determine if class size has an effect on academic achievement. The psychologist identifies a large fifth-grade classroom in one inner-city school and a small fifth-grade classroom in another inner-city school. Principals from each school agree to participate in the study ...continues

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