Chapter 8 Fundamental Sampling Distributions and Data Descriptions
Chapter 8 Fundamental Sampling Distributions and Data Descriptions Copyright © 2010 Pearson Addison-Wesley. All rights reserved.
Section 8. 1 Random Sampling Copyright © 2010 Pearson Addison-Wesley. All rights reserved.
Definition 8. 1 Copyright © 2010 Pearson Addison-Wesley. All rights reserved. 3
Definition 8. 2 Copyright © 2010 Pearson Addison-Wesley. All rights reserved. 4
Definition 8. 3 Copyright © 2010 Pearson Addison-Wesley. All rights reserved. 5
Section 8. 2 Some Important Statistics Copyright © 2010 Pearson Addison-Wesley. All rights reserved.
Definition 8. 4 Copyright © 2010 Pearson Addison-Wesley. All rights reserved. 7
Theorem 8. 1 Copyright © 2010 Pearson Addison-Wesley. All rights reserved. 8
Section 8. 3 Sampling Distributions Copyright © 2010 Pearson Addison-Wesley. All rights reserved.
Definition 8. 5 Copyright © 2010 Pearson Addison-Wesley. All rights reserved. 10
Section 8. 4 Sampling Distribution of Means and the Central Limit Theorem Copyright © 2010 Pearson Addison-Wesley. All rights reserved.
Theorem 8. 2 Copyright © 2010 Pearson Addison-Wesley. All rights reserved. 12
Figure 8. 1 Illustration of the Central _ Limit Theorem (distribution of X for n = 1, moderate n, and large n) Copyright © 2010 Pearson Addison-Wesley. All rights reserved. 13
Figure 8. 2 Area for Example 8. 4 Copyright © 2010 Pearson Addison-Wesley. All rights reserved. 14
Figure 8. 3 Area for Case Study 8. 1 Copyright © 2010 Pearson Addison-Wesley. All rights reserved. 15
Figure 8. 4 Area for Example 8. 5 Copyright © 2010 Pearson Addison-Wesley. All rights reserved. 16
Theorem 8. 3 Copyright © 2010 Pearson Addison-Wesley. All rights reserved. 17
Figure 8. 5 Area for Case Study 8. 2 Copyright © 2010 Pearson Addison-Wesley. All rights reserved. 18
Figure 8. 6 Area for Example 8. 6 Copyright © 2010 Pearson Addison-Wesley. All rights reserved. 19
Section 8. 5 Sampling Distribution of S 2 Copyright © 2010 Pearson Addison-Wesley. All rights reserved.
Theorem 8. 4 Copyright © 2010 Pearson Addison-Wesley. All rights reserved. 21
Figure 8. 7 The chi-squared distribution Copyright © 2010 Pearson Addison-Wesley. All rights reserved. 22
Section 8. 6 t-Distribution Copyright © 2010 Pearson Addison-Wesley. All rights reserved.
Theorem 8. 5 Copyright © 2010 Pearson Addison-Wesley. All rights reserved. 24
Corollary 8. 1 Copyright © 2010 Pearson Addison-Wesley. All rights reserved. 25
Figure 8. 8 The t-distribution curves for v = 2, 5, and Copyright © 2010 Pearson Addison-Wesley. All rights reserved. 26
Figure 8. 9 Symmetry property (about 0) of the t-distribution Copyright © 2010 Pearson Addison-Wesley. All rights reserved. 27
Figure 8. 10 The t-values for Example 8. 10 Copyright © 2010 Pearson Addison-Wesley. All rights reserved. 28
Section 8. 7 F-Distribution Copyright © 2010 Pearson Addison-Wesley. All rights reserved.
Theorem 8. 6 Copyright © 2010 Pearson Addison-Wesley. All rights reserved. 30
Figure 8. 11 Typical F-distributions Copyright © 2010 Pearson Addison-Wesley. All rights reserved. 31
Figure 8. 12 Illustration of the fa for the F-distribution Copyright © 2010 Pearson Addison-Wesley. All rights reserved. 32
Theorem 8. 7 Copyright © 2010 Pearson Addison-Wesley. All rights reserved. 33
Theorem 8. 8 Copyright © 2010 Pearson Addison-Wesley. All rights reserved. 34
Figure 8. 13 Data from three distinct samples Copyright © 2010 Pearson Addison-Wesley. All rights reserved. 35
Figure 8. 14 Data that easily could have come from the same population Copyright © 2010 Pearson Addison-Wesley. All rights reserved. 36
Section 8. 8 Quantile and Probability Plots Copyright © 2010 Pearson Addison-Wesley. All rights reserved.
Definition 8. 6 Copyright © 2010 Pearson Addison-Wesley. All rights reserved. 38
Figure 8. 15 Quantile plot for paint data Copyright © 2010 Pearson Addison-Wesley. All rights reserved. 39
Definition 8. 7 Copyright © 2010 Pearson Addison-Wesley. All rights reserved. 40
Figure 8. 16 Normal quantile plot for paint data Copyright © 2010 Pearson Addison-Wesley. All rights reserved. 41
Table 8. 1 Data for Example 8. 12 Copyright © 2010 Pearson Addison-Wesley. All rights reserved. 42
Figure 8. 17 Normal quantile-quantile plot for density data of Example 8. 12 Copyright © 2010 Pearson Addison-Wesley. All rights reserved. 43
Section 8. 9 Potential Misconceptions and Hazards; Relationship to Material in Other Chapters Copyright © 2010 Pearson Addison-Wesley. All rights reserved.
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