Question
Why is it important that scientists publish the results of their research?
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Question
How can scientists avoid bias in scientific research?
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Leaving cert Biology
1 - scientific method
Question | Answer |
---|---|
2018 Q7 Why is it important that scientists publish the results of their research? | So that the information is made widely available and to allow peer review. |
2018 Q7 How can scientists avoid bias in scientific research? | Large sample sizes, replicates, double blind testing, random sampling or the use of a placebo. |
2017 Q9 What is the purpose of replicates in scientific experimentation? | To ensure reliability, to verify a result and to avoid bias. |
2017 Q9 What is a Hypothesis? | An untested explanation of an observed phenomenon. |
2016 Q7 Give two examples of limitations of the Scientific Method. | 1. The extent of our knowledge acts as a limitation. 2. The human error factor or our ability to interpret results. |
2015 Q9 What is the purpose of a Hypothesis? | To form the basis of a prediction. |
2015 Q9 Explain Double-Blind Testing. | Neither the experimenter nor the test group knows who gets what. |
2014 Q9 Where do scientists publish the results and conclusions of their investigations? | They are published in scientific journals. |
2013 Q9 How does a hypothesis differ from a theory? | A Hypothesis can develop into a theory. |
2012 Q7 In relation to scientific method, explain (i) Data (ii) replicates. | (i) Data is comprised of the information gathered from observations or results. (ii) Replicates are repeats or copies of an experiment. |
2011 Q7 In relation to scientific method, explain (i) Experiment (ii) Theory. | (i) An experiment is a test of a hypothesis. (ii) A Theory is a hypothesis supported by an experiment. |
2010 Q8 Why is a control normally used when carrying out an experiment? | For comparison within the experiment, it gives a standard for results to be observed against. |