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Camponeschi

Camponeschi - Scientific Method - data-conclusion

QuestionAnswer
results data from experiment
conclusion the answer you have found from your results. you either accept or reject your hypothesis.
communication giving the results and conclusion to other scientists/public. an example is a lab report.
On a graph, what axis does the independent variable go? x-axis (side/horizontal axis)
On a graph, what axis does the dependent variable go? y-axis (side/vertical axis)
What does a graduated cylinder measure and in what units? measures volume in ml (milliliters)
what does a ruler measure and in what units? measures length in mm (millimeter), cm (centimeter), m (meter)
What does balance measure and in what units? measures mass and in g (grams)
Qualitative data describes appearance, smell, texture, sound or taste (no measurement)
quantitative data measurements (length, volume, mass)
For what kind of data do you use a bar graph? data that comes in separate, distinct categories. when the independent variable is qualitative
For what kind of data do you use a line graph? for data where the independent variable is quantitative - when you are watching ONE THING (OR AN AVERAGE OF THINGS) over CONTINUOUS TIME
For what kind of data do you use a pie chart? when the data are in categories that would total to 100%
When graphing data - should you graph all the data or the totals/averages? Totals/averages
What are some factors you should consider when describing the validity/reliability of an experiment? Large sample size, consisten results ( no outliers), careful execution of experiment - no human error
If the results of an experiment are inconclusive, then should you accept or reject your hypothesis? reject the hypothesis
For what kind of data do you use a scatterplot? When the independent variable is quantitative (and not time) when you are comparing two differentt things
Created by: camponel
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