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sample that is treated like other experimental groups except that the independent variable is not applied to it.
experimental research design
used to answer scientific questions by testing a hypothesis through the use of a series of carefully , controlled steps.
prediction or statement that can be tested and may be formed by prior knowledge, any previous observations, and new information
represents something that is too big, too small, too dangerous, too time consuming or too expensive to observe directly
process used to investigate what is happening around us in order to solve problems or answer question; part of everyday life
ways to solve problems that can include step by step plans, making models and carefully thinking out experiments
the steps of the scientific method (in order)
collect and analyze results
predict a possible answer to said question. must be educated. about the relationship between the variable
include a statement tat accepts or rejects hypothesis. make recommendations for further study and possible improvements
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