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Sampling Distributions

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Presentation on theme: "Sampling Distributions"— Presentation transcript:

1 Sampling Distributions
Chapter 6 Sampling Distributions

2 Table SIA6.1 Copyright © 2013 Pearson Education, Inc.. All rights reserved.

3 Definition Copyright © 2013 Pearson Education, Inc.. All rights reserved.

4 Definition Copyright © 2013 Pearson Education, Inc.. All rights reserved.

5 Table 6.1 Copyright © 2013 Pearson Education, Inc.. All rights reserved.

6 The Concept of a Sampling Distribution
6.1 The Concept of a Sampling Distribution

7 Figure 6.1 Comparing the sample mean and sample median (M) as estimators of the population mean (m)
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8 Definition Copyright © 2013 Pearson Education, Inc.. All rights reserved.

9 Figure 6.2 Sampling distribution for based on a sample of n = 25 temperature measurements
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10 Figure 6.3 Two sampling distributions for estimating the population variance s2
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11 Table 6.2 Copyright © 2013 Pearson Education, Inc.. All rights reserved.

12 Figure 6.4 Uniform distribution for thickness of steel sheets
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13 Table 6.3 Copyright © 2013 Pearson Education, Inc.. All rights reserved.

14 Figure 6.5 MINITAB histograms for sample mean and sample median, Example 6.2
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15 6.2 Properties of Sampling Distributions: Unbiasedness and Minimum Variance

16 Definition Copyright © 2013 Pearson Education, Inc.. All rights reserved.

17 Figure 6.6 Sampling distributions of unbiased and bias estimators
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18 Definition Copyright © 2013 Pearson Education, Inc.. All rights reserved.

19 Figure 6.7 Sampling distributions for two unbiased estimators
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20 The Sampling Distribution of x and the Central Limit Theorem
6.3 _ The Sampling Distribution of x and the Central Limit Theorem

21 Figure 6.8 Sampled uniform population
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22 Figure 6.9 MINITAB histogram for sample mean in 1,000 samples
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23 Definition Copyright © 2013 Pearson Education, Inc.. All rights reserved.

24 Theorem Copyright © 2013 Pearson Education, Inc.. All rights reserved.

25 Theorem Copyright © 2013 Pearson Education, Inc.. All rights reserved.

26 Figure 6.10 Sampling distributions of for different populations and different sample sizes
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27 Figure 6.11 A population relative frequency distribution and the sampling distribution for
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28 Figure 6.12 The sampling distribution for
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29 Figure 6.13 The sampling distribution of in Example 6.8 for n = 50
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30 Figure SIA6.1 SPSS descriptive statistics foe sleep time data
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31 Copyright © 2013 Pearson Education, Inc.. All rights reserved.

32 Copyright © 2013 Pearson Education, Inc.. All rights reserved.

33 Copyright © 2013 Pearson Education, Inc.. All rights reserved.

34 Copyright © 2013 Pearson Education, Inc.. All rights reserved.

35 Copyright © 2013 Pearson Education, Inc.. All rights reserved.

36 Copyright © 2013 Pearson Education, Inc.. All rights reserved.

37 Copyright © 2013 Pearson Education, Inc.. All rights reserved.

38 Copyright © 2013 Pearson Education, Inc.. All rights reserved.

39 Copyright © 2013 Pearson Education, Inc.. All rights reserved.

40 Copyright © 2013 Pearson Education, Inc.. All rights reserved.


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