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Boundaries of the critical region

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Reference no: EM13930069

What the values from the boundaries of the critical region for a two-tailed test using a sample size of n=9 scores and an alpha level of 0.05? 
a) t=+/- 1.8690 
b) t=+/- 1.833 
c) t=+/- 2.306 
d) t=+/- 2.262 

Reference no: EM13930069

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