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chap-6_1 - Chap 6: Confidence Interval Chapter 6 1 Review...

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1 1 Chap 6: Confidence Interval Chapter 6 2 . Review of Chap. 5
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2 3 Summary – cont. 5.4. – Continuous observation “Y”, or Sampling distribution of for continuous Ys. 4 Outline of Chap 6. 6.1. Aims, and SE( ) - a measure of precision of as an estimate of population mean μ 6.2. Distinction between SE (standard error) and SD (standard deviation) 6.3. (Continuous Y ) Æ Confidence interval for population mean μ 6.4. Sample size calculation to reach desired precision (SE). 6.5. Validity conditions for Student T CI construction formula Y Y
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3 5 Outline of Chap 6. – cont. 6.6. (Binary Y) Æ Confidence interval for population proportion P 6.7. Sample size calculation for binary Y, for desired SE. Two optional lectures (Oct. 8, 13) z Different sample size formula for different designs (one sample, two sample, and longitudinal setting) z together with power analysis. 6 6.1 Aims, and SE( ) Y Aims
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4 7 8 6.2
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5 9 6.3 10
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6 11 12
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7 13 14 Important T critical values
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8 15 16
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9 17 18 95% Confidence Æ What does it mean?
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10 19 How to interpret CI – in paper writing? 95% confidence
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This note was uploaded on 12/09/2010 for the course BIOL 442 taught by Professor Brewster,r during the Spring '08 term at UMBC.

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chap-6_1 - Chap 6: Confidence Interval Chapter 6 1 Review...

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