Start Discovering Solved Questions and Your Course Assignments
TextBooks Included
Active Tutors
Asked Questions
Answered Questions
1 describe how a researcher establishes the predictive validity of a measure2 what is meant by the reliability of a
ideas for future research studies often can be obtained from the discussion sections of research reports occasionally
find the appropriate database at your library for searching the psychology literature get background information to
1 define extraneous variable and confounding variable describe two methods used to prevent extraneous variables from
read the following example and answer the questions that follow it dr jones conducts a research study investigating the
a researcher examines the relationship between the quality of breakfast and academic performance for a group of
for each of the following research studies explain why it is or is not an example of the experimental research
dr jones conducted a study examining the relationship between the amount of sugar in a childs diet and the activity
1 what is the novelty effect and how does it affect a studys external validity2 describe one way in which the
dr kim wants to conduct a study on memory in nursing home residents he contacts local nursing homes and selects 50
1 explain the difference between target and accessible populations2 what is the problem with a biased sample3 explain
use psycinfo or a similar database to find a quasi-experimental or nonexperimental research study note try using a
for each of the following research goals assume that the experimental correlational and descriptive strategies are not
all of us have a tendency to categorize people into stereotypic groups if you look around at the students on campus you
1 explain how a time-series design minimizes most threats to internal validity from time-related variables2 what is the
1 explain how the process of counterbalancing attempts to keep order effects from becoming a confounding variable in a
1 describe the major difference between within-subjects and between-subjects designs2 describe the advantages of the
1 describe the advantages of the between-subjects design2 dscribe the disadvantages of the between-subjects design3 how
the following matrix represents the results the means from a 2 times 2 factorial study one mean is not givena what
examine the data in the following grapha is there a main effect for the treatment factorb is there a main effect for
use psycinfo or a similar database to locate a research study using a factorial design note you can try a subject term
one advantage of displaying correlational data in a scatter plot is that you can literally see the relationship in the
1 what is the general characteristic that differentiates descriptive research designs from other types of research for
for each of the following research goals identify which of the descriptive research designs would be most appropriatea
a researcher conducts a 2 times 3 times 2 factorial study with 20 participants in each treatment conditiona if the