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Statistics 200: Lab Activity for Section 4.2
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Measuring Evidence with P-values - Learning objectives: · Recognize that a randomization distribution shows what is likely to happen by random chance if the null hypothesis is true · Use technol... ogy to create a randomization distribution · Interpret a p-value as the proportion of samples that would give a statistic as extreme as the observed sample, if the null hypothesis is true · Distinguish between one-tailed and two-tailed tests in finding p-values · Find a p-value from a randomization distribution Activity 1: Create a randomization distribution This activity is meant to have you participate in the creation of a randomization distribution to understand that it shows a distribution of sample statistics that were created assuming the null hypothesis is true. Every year in Punxsutawney, Pennsylvania a famous groundhog, Phil, makes a prediction about the end of winter. If he comes out of his burrow and sees his shadow he predicts six more weeks of winter. If he does not see his shadow, his prediction is an early spring. In the ten years from 2007 to 2016 he has been correct seven times [Show More]
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