You investigate whether the older or younger male in pairs of brothers tends to be more extroverted.
Question:
(a) What are H0 and Ha?
(b) Compute tobt
(c) With a = .05, what is tcrit?
(d) What should you conclude about this relationship?
(e) Which of our approaches should we use to determine if this a scientifically important relationship?
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Related Book For
Basic Statistics for the Behavioral Sciences
ISBN: 978-0840031433
6th edition
Authors: Gary W. Heiman
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