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Research
Statuscucs
26
Other
12th Grade
06/08/2010

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Term
abstract
Definition
synopsis of research
Term
procedure
Definition
how your experiment was performed
Term
question
Definition
a problem to be solved
Term
hypothesis
Definition
a proposed outcome
Term
statistics
Definition
mathematical data analysis
Term
graphs
Definition
visual representation of data
Term
conclusion
Definition
explanation of the results of the experiment
Term
application
Definition
the importance of the results
Term
recommendation
Definition
a proposed continuation of the research
Term
literature search
Definition
background information
Term
bibliography
Definition
a list of references
Term
What is standard deviation?
Definition
variation among values in a group of data compared to the mean
Term
what is the standard error?
Definition
variation between a sample mean and the population mean
Term
what is probability?
Definition
likelihood that 2 or more groups are the same
Term
what is a confidence interval?
Definition
likelihood that 2 or more groups are different
Term
what is a student t?
Definition
a statistical test that determines a significant difference between 2 groups
Term
what is an ANOVA?
Definition
a statistical test that determines a significant difference between 3 or more groups
Term
When do you use a paired Student t? An unpaired student t? an ANOVA?
Definition
paired Student t = 2 groups with equal sample sizes
unpaired STudent t= 2 groups with unequal samples sizes
ANOVA= 3 or more, sample size is not relevant
Term
What are the 5 different steps used in the scientific method?
Definition
observation, Form question, Form hypothesis, Conduct experiment, Analyze the results
Term
What are controls?
Definition
conditions manipulated by the researcher to prevent additional variables
Term
what are variables?
Definition
the casual agent; produces a response in the responder
Term
How many controls does an experiment have?
Definition
as many as necessary
Term
How many variables does an experiment have?
Definition
only 1 per experiment
Term
What does sample size mean?
Definition
the number of observation in a group, must be random and must represent a population being tested
Term
What is a casual agent?
Definition
the variable that produces a response
Term
What is a responder?
Definition
a control group responder is not subjected to the casual agent; the experimental group responder is subjected to a variable and shows a response
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