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twenty depressed patients were randomly assigned to two groups of ten each group spent 2 hours each day working and
1 list the four topics that determine the power of an experiment if you can recall them without looking at the text you
how does cell phone use affect driving performance strayer drews and johnston 2003 had undergraduates drive a
a french teacher tested the claim that concrete immediate experience enhances vocabulary learning driving from the
1 when we speak we convey not only information but emotional tone as well ambady et al 2002 investigated the
suppose three sample means came from a population with mu 100 and a fourth from a population with a smaller mean mu
a suppose an anova for example 1 at the beginning of this chapter produced a very small value write an interpretation
here are three groups of numbers this problem and the ones that use this data set are designed to illustrate some
emile durkheim 1858-1917 a founder of sociology believed that modernization produced social problems such as suicide he
the best way to cure phobias is known bandura blanchard and ritter 1969 conducted an experiment that provided
1 suppose your analysis produced f 256 with 5 75 df how many treatment groups are in your experiment what are the
perform an f test on the modernization and suicide data in given problem and write a conclusionproblem the best way to
perform an f test on the data from bandura and colleagues phobia treatment study problem write a conclusionproblem the
1 distinguish between the two categories of multiple-comparisons tests a priori and post hoc2 for durkheims
1 for the schedules of reinforcement data make all possible pairwise comparisons and write a conclusion about
1 anova is based on two assumptions about the populations the samples are from list them2 what is the advantage of
hermann rorschach a swiss psychiatrist began to get an inkling of an idea in 1911 by 1921 he had developed tested and
many health professionals recommend that women practice monthly breast self-examination bse to detect breast cancer in
1 common sense says that a valuable goal is worth suffering for is that the way it works in a classic experiment in
you just worked through three ss values for a repeated-measures anovabut is it a repeated-measures design i gave no
given figure shows how sstot is partitioned into its components in a one-way anova construct a graphic that shows the
many studies show that interspersing rest between practice sessions spaced practice produces better performance than a
1 what are three cautions about using the repeated-measures anova2 what is a carryover effect3 many college students
in given problem you drew three conclusions based on hsd tests each could be wrong for each conclusion identify what
group together the designs that have an independent variable with two levelsa paired t testb independent t testc