Repeat Exercise 3 for the postquiz anxiety scores. Data from exercise 3 Perform a two-sample t test
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Repeat Exercise 3 for the postquiz anxiety scores.
Data from exercise 3
Perform a two-sample t test to determine whether the students in the “impossible to solve” condition exhibited significantly higher postquiz heart rates than the students in the “easy to solve” condition at the .05 level. Is this t test significant at the .01 level? Find the 99% CI for the difference of the two population means and explain its connection to your decision regarding the null hypothesis at the .01 level.
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The twosample t test was significant at the 05 level but not ...View the full answer
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Related Book For 
Introductory Statistics For The Behavioral Sciences
ISBN: 9780470907764
7th Edition
Authors: Joan Welkowitz, Barry H. Cohen, R. Brooke Lea
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