definitions for other stuff Flashcards by xingyu k

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Q

independent variable

A

thing you change in the experiment

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Q

dependent variable

A

what you measure
changes depending on the independent variable

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Q

null hypothesis

A

says that nothing will change
independent variable will have no effect on the dependent variable

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Q

alternate hypothesis

A

says that something will change
independent variable will have an effect

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Q

standard deviation

A

how far on average each data point is on the mean

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Q

95% confidence interval

A

if the intervals interlap, the data is not significant
of they dont interlap, the data is statistically significant

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