Camponeschi - Scientific Method - data-conclusion
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| results | data from experiment
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| conclusion | the answer you have found from your results. you either accept or reject your hypothesis.
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| communication | giving the results and conclusion to other scientists/public. an example is a lab report.
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| On a graph, what axis does the independent variable go? | x-axis (side/horizontal axis)
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| On a graph, what axis does the dependent variable go? | y-axis (side/vertical axis)
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| What does a graduated cylinder measure and in what units? | measures volume in ml (milliliters)
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| what does a ruler measure and in what units? | measures length in mm (millimeter), cm (centimeter), m (meter)
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| What does balance measure and in what units? | measures mass and in g (grams)
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| Qualitative data | describes appearance, smell, texture, sound or taste (no measurement)
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| quantitative data | measurements (length, volume, mass)
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| For what kind of data do you use a bar graph? | data that comes in separate, distinct categories. when the independent variable is qualitative
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| 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
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| For what kind of data do you use a pie chart? | when the data are in categories that would total to 100%
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| When graphing data - should you graph all the data or the totals/averages? | Totals/averages
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| 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
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| If the results of an experiment are inconclusive, then should you accept or reject your hypothesis? | reject the hypothesis
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| 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
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Created by:
camponel
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