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A researcher believes that he has psychic abilities and can predict the future. He predicts the occurrences of events in people's lives and then calculates
A researcher believes that he has psychic abilities and can predict the future. He predicts the occurrences of events in people's lives and then calculates a correlation between his predictions and those events (we can assume the appropriate level of data for the correlation). He finds that, for five of his clients, the correlation between his predictions and actual occurrences is +0.65. He is very impressed with himself and wants to advertise his "amazing" accuracy. Given your knowledge of statistics and scientific skepticism, evaluate his claim. Use a directional hypothesis test. Use a = .05. What is the critical value of the test statistic
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