University of Phoenix The Traditional Video and Computer Mode Homework A researcher is interested in the effects of three methods of training—the tradition
University of Phoenix The Traditional Video and Computer Mode Homework A researcher is interested in the effects of three methods of
training—the traditional model, the computer model, and the video
model—feeling that people who receive different kinds (levels) of
training should show differences in the dependent variable, which is the
level of math anxiety. The researcher’s null hypothesis is that there
will be no differences in mean level of math anxiety for the three
groups (assume there is a valid, interval-level measure of math
anxiety). However, after thinking about it, the researcher wonders if the
methods may also be effective with anxiety related to public speaking.
The null hypothesis here is that there will be no differences in the
mean level of anxiety related to public speaking for the three groups
(assume there is a valid, interval-level measure of fear of public
speaking. The researcher decides to do two separate one-way ANOVAs to analyze
the research. However, a colleague reports that they have evidence that
math anxiety and public speaking anxiety are positively correlated. In
fact, there is about a .4 correlation between math anxiety and anxiety
due to public speaking. As an expert in statistics, the researcher comes to you for guidance. What advise do you offer? Defend your answers.
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