Question: null hypothesis. 25. Using the Pearson correlation coefficient, a study on addiction found a positive correlation between time of cravings and time of relapse (r

addiction found a positive correlation between time of cravings and time of

null hypothesis. 25. Using the Pearson correlation coefficient, a study on addiction found a positive correlation between time of cravings and time of relapse (r = .51) in a sample of 20 people with a drug addiction. Using a two-tailed test at a .05 level of significance, state the decision to retain or reject the null hypothesis. e use

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2. Find out if there are other reference points that can be used as reasonable alternatives.

1. Identify your reference point when making a decision based on an element of risk.

3. If there are reasonable alternatives, think about your decisions based on the different reference points and see if there are any contradictions in the decisions.