what does the research hypothesis or hypotheses mean?
what does the research hypothesis or hypotheses mean?
Solutions
Expert Solution
Answer. A research hypothesis is simply a statement stating the
possible outcome of the research. It is the researcher’s assumption
of the result of the research.
Explain the following:
Concepts of Hypothesis Testing
Hypotheses Test for a population mean
Hypothesis test for a population proportion
Test of normality
Chi-Square Test for Independence
What
are the six steps of hypothesis
testing?
What does it mean if we reject the null
hypothesis?
How does statistical significance differ from practical
significance?
What is the difference between a one-tailed and a
two-tailed test? Why is a two-tailed test preferred over a
one-tailed
test?
What does it mean for a hypothesis test to be statistically
significant? How is this different from our everyday notions of
“significant”? Make sure that you respond to your classmates as
well.
Cladistics & Homology
• What does it mean when we say a cladogram depicts a
“hypothesis of genealogical relationships between taxa”?
• What part of the “anatomy” of a cladogram represents a
historical speciation event?
• Define synapomorphy and plesiomorphy. How can one character be
both?
• What kind of characters are useful in building a
cladogram?
• Why are characters found in only one taxon not informative in
phylogeny reconstruction?
• What is the difference between a monophyletic, polyphyletic...