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Bayes for Beginners 2: The Prior
In his inaugural Presidential Column, APS President C. Randy Gallistel introduced beginners to Bayesian statistical analysis. This month, he continues the introduction to Bayes with a lesson on using prior distributions to improve parameter estimates.
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Passing Down Psychopathology
Researchers have long known that, much like physical traits, characteristics of mental health and mental illness can be passed down through family trees, moving from one generation to the next. Longitudinal studies and new forms
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Report Points to Need for Improved Reproducibility
Psychological science recently has drawn widespread public attention as a result of a new report estimating the reproducibility of studies in the field. This report, published in Science, showed that fewer than half of the
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Saving for Later by Saving Now
Unlike civilian government employees, active-duty servicemembers must log into a specific website and select how much they’d like to contribute in order to enroll in the Thrift Savings Plan (TSP), a government retirement savings program.
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Open Practice Badges in Psychological Science: 18 Months On
In May 2014, an open research practices badge program was launched in Psychological Science. After about a year and a half, the results are promising: At least one out of about every three articles published
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Bayes for Beginners: Probability and Likelihood
Some years ago, a postdoctoral fellow in my lab tried to publish a series of experiments with results that — to his surprise — supported a theoretically important but extremely counterintuitive null hypothesis. He got
