Research paper data - C-Reh R-Reh Mean 18.6 16.1 Variance...

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C-Math C-Reh R-Math R-Reh 15 20 13 16 16 23 9 15 15 18 13 16 15 17 8 18 16 19 14 15 11 20 12 15 20 15 11 12 17 18 12 16 13 18 16 18 12 16 16 20 25 12 21 15 22 11 16 13 20 11 16 11 15 15 18 12 17 18 MEAN 15 18.6 12.44 16.1 SE 0.82 0.6 0.52 0.69
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t-Test: Two-Sample Assuming Equal Variances C-Math C-Reh Mean 15 18.6 Variance 6.67 7.2 Observations 10 20 Pooled Variance 7.03 Hypothesized Mean Difference 0 df 28 t Stat -3.51 P(T<=t) one-tail 0 t Critical one-tail 1.7 P(T<=t) two-tail 0 t Critical two-tail 2.05 t-Test: Two-Sample Assuming Equal Variances C-Math R-Math Mean 15 12.44 Variance 6.67 4.85 Observations 10 18 Pooled Variance 5.48 Hypothesized Mean Difference 0 df 26 t Stat 2.77 P(T<=t) one-tail 0.01 t Critical one-tail 1.71 P(T<=t) two-tail 0.01 t Critical two-tail 2.06 t-Test: Two-Sample Assuming Equal Variances
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Unformatted text preview: C-Reh R-Reh Mean 18.6 16.1 Variance 7.2 4.77 Observations 20 10 Pooled Variance 6.42 Hypothesized Mean Difference df 28 t Stat 2.55 P(T&lt;=t) one-tail 0.01 t Critical one-tail 1.7 P(T&lt;=t) two-tail 0.02 t Critical two-tail 2.05 t-Test: Two-Sample Assuming Equal Variances R-Math R-Reh Mean 12.44 16.1 Variance 4.85 4.77 Observations 18 10 Pooled Variance 4.82 Hypothesized Mean Difference df 26 t Stat-4.22 P(T&lt;=t) one-tail t Critical one-tail 1.71 P(T&lt;=t) two-tail t Critical two-tail 2.06...
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This note was uploaded on 06/09/2011 for the course PSY 418 taught by Professor Haley during the Spring '08 term at University of Texas at Austin.

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Research paper data - C-Reh R-Reh Mean 18.6 16.1 Variance...

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