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I The Vocabulary of Sampling Statistical Control - Sampling II Types of Samples IV Determining Sample Size III Testing Samples.

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Presentation on theme: "I The Vocabulary of Sampling Statistical Control - Sampling II Types of Samples IV Determining Sample Size III Testing Samples."— Presentation transcript:

1 I The Vocabulary of Sampling Statistical Control - Sampling II Types of Samples IV Determining Sample Size III Testing Samples

2 I. The Vocabulary of Sampling Statistical Control- Sampling A. The Universe(The Theoretical Concept) B. The Population(The Indicator Concept) C. The Sampling Frame(The Operational Procedure) D. The Sample(The Observational Set)

3 Statistical Control- Sampling II. Types of Samples A. Non-Probability B. Probability

4 Statistical Control- Sampling II. Types of Samples A. Non-Probability 1. Convenience Sampling 2. Referral Sampling 3. Quota Sampling (Good for Exploratory Research)

5 Statistical Control- Sampling II. Types of Samples A. Non-Probability B. Probability 1. Simple Random Sample 2. Systematic Random Sample 3. Stratified Random Sample 4. Cluster or Area Sample (Good for Explanatory Research)

6 IV. Sample Size Statistical Control- Sampling A. Error in Prediction (Three Components) B. Confidence Level C. Variability in Population Click here to see formulae

7 Determining Sample Size or so therefore Since

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