1 COMM 301: Empirical Research in Communication Lecture 15 – Hypothesis Testing Kwan M Lee.
14-1 COMPLETE BUSINESS STATISTICS by AMIR D. ACZEL & JAYAVEL SOUNDERPANDIAN 6 th edition (SIE)
Chapter 9 Hypothesis Tests. The logic behind a confidence interval is that if we build an interval around a sample value there is a high likelihood that.
The smokers’ proportion in H.K. is 40%. How to testify this claim ?
1 Overview Definition Hypothesis in statistics, is a claim or statement about a property of a population.
1 Chapter 10: Section 10.1: Vocabulary of Hypothesis Testing.
Section 9.3 Testing a Proportion p. 2 Focus Points Identify the components needed for testing a proportion. Compute the sample test statistic. Find the.
Basic Research Designs Descriptive Designs: – Descriptive Studies : thoroughly describe a single variable in order to better understand it – Correlational.
