'Increasing sample size' presentation slideshows

Hypothesis Testing with z tests

Hypothesis Testing with z tests. Arlo Clark- Foos. Review: Standardization. Allows us to easily see how one score (or sample) compares with all other scores (or a population). CDC Example: Jessica. Jessica is 15 years old and 66.41 in. tall For 15 year old girls, ? = 63.8, ? = 2.66.

2.04k views • 43 slides

6.3 Confidence Intervals for Population Proportions

6.3 Confidence Intervals for Population Proportions. Statistics Mrs. Spitz Spring 2009. Objectives/Assignment. How to find a sample proportion How to construct a confidence interval for a population proportion How to determine a minimum sample size when estimating a population proportion.

495 views • 21 slides

PTP 560

PTP 560. Research Methods Week 8. Thomas Ruediger, PT. Systematic Review and Meta Analysis. Systematic review Structured approach Analysis of myriad information With detailed description of methods and criteria As opposed to classical review If there are

326 views • 19 slides

244 views • 11 slides