PPT-Inferential Statistics Chapter 7

Inferential Statistics Making inferences about populations based on samples Hypothesis Testing A systematic procedure for deciding whether the results of a research study using a sample supports a hypothesis that applies to a population . 1 (Version 1: 8/27/2014 ) SPSS for Inferential Statistics SPSS for Inferential Statistics 2 (Version 1: 8/27/2014 ) Background Information IBM SPSS Statistics is a software package used for statisti Data consist of information coming from observations, counts, measurements, or responses.. Definition of Statistics. Statistics is the . science. of:. - collecting. - organizing. - analyzing. - . and. . t. . - tests . ScWk. 242 – Session 9 Slides. Inferential Statistics. Inferential . statistics . are used to . test . hypotheses about the relationship between the independent and the dependent . Paf 203. Data Analysis and Modeling for Public Affairs. REVIEW. What is statistics?. What is the difference between a population and a sample?. What is a parameter? A statistic?. What are the measures of central tendency?. 2015-2016. Overview. L.C. O.L.. Sampling variability. Confidence intervals for population proportion.. Hypothesis testing using confidence intervals. L.C. H.L.. Normal distribution. Sampling variability. conclusions. Comprehension Toolkit. Inferential comprehension 3. Comprehension Toolkit. Inferential comprehension . 3. Comprehension. means . understanding. . . The answers to some questions are easy to find, while the answers to others are more difficult to work out. The confluence of statistics, methodology, and philosophy. The math…. Everyone knows this.. But what does it . really . mean?.  . Averaging . is a common technique. 1952. How many of the 4000 pilots fit all the 10 averages?. Types of Inference. Estimation. : On the basis of information in a sample of scores, we estimate the value of a population parameter.. Hypothesis Testing. : We determine how well the data in the sample fit with the hypothesis that in the population a parameter has a particular value.. Level of data . Tests. Levels . of significance. Type . 1 & Type 2 Error. What You Need to Know for The Exam….. You will not have to conduct these tests in an exam(cue… sigh of relief). However you will have to;. Mike Griffiths. m.griffiths@gold.ac.uk. homepages.gold.ac.uk/. mikegriffiths. /teaching. Variables. Quantitative research concerns itself with variables.. Which of the following are variables?. Height. Comprehension Toolkit. Inferential comprehension 1. Comprehension Toolkit. Inferential comprehension 1. Comprehension. means . understanding. . . The answers to some questions are easy to find, while the answers to others are more difficult to work out. Workshop on the Operation of Civil Registration, Vital Statistics and Identity Management Systems and the Production of Vital Statistics Reports for the Eastern Mediterranean Region Countries 19 – 23 March 2018, Casablanca, Morocco Compare and contrast Comprehension Toolkit Inferential comprehension 2 Comprehension Toolkit Inferential comprehension 2 Comprehension means understanding . The answers to some questions are easy to find, while the answers to others are more difficult to work out. Demographic Statistics Section. United Nations Expert Group Meeting . on the Impact of the Covid-19 Pandemic . on Conducting Population and Housing Censuses and . on Census Data Quality Concerns. 9-12 February 2021.