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Comm 315 test 1 - Study guides, Class notes & Summaries

Looking for the best study guides, study notes and summaries about Comm 315 test 1? On this page you'll find 2 study documents about Comm 315 test 1.

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COMM 315 - Test 1 - Test 1 notes Business Law and Ethics (Concordia University)

  • COMM 315 - Test 1 - Test 1 notes Business Law and Ethics (Concordia University)

  • Exam (elaborations) • 12 pages • 2023
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    • COMM 315 - Test 1 - Test 1 notes Business Law and Ethics (Concordia University)
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Statistics for Management and Economics 11e Keller SM TestBank Statistics for Management and Economics 11e Keller SM TestBank

  • Statistics for Management and Economics 11e Keller SM TestBank

  • Exam (elaborations) • 862 pages • 2022
  • Statistics for Management and Economics 11e Keller SM Statistics for Management and Economics 11e Keller SM331 Appendix 13 A13.1 Equal-variances t-test of µ1 - µ2 H0: (µ1 - µ2) = 0 H1: (µ1 - µ2) < 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 A B C t-Test: Two-Sample Assuming Equal Variances This Year 3 Years Ago Mean 8.29 10.36 Variance 8.13 8.43 Observations 100 100 Pooled Variance 8.28 Hypothesized Mean Difference 0 df 198 t Stat -5.09 P(T<=t) one-tail 0.0000 t Cri...
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