Answers : Evaluation - Student questions

10. How can all the class results be combined to create a larger data set?The larger the data set the closer the rest among the cores will be. One core does not areliable data set make, which is why scientists drill thousands of cores to establish a morereliable record.11. What can be done to improve this study?More cores sample can be “drilled” and analyzed from a large geographic distributionover a longer period of time. Also, more cores should be analyzed for each time periodto establish a more reliable record.