Slide 1 Slide 2 A Confidence Interval Recall that the sampling distribution model of is centered at p, with standard deviation. Since we don’t know p, we can’t find the…
Slide 1 Class Handout #3 (Sections 1.8, 1.9) Definitions z AREA the z-score above which lies an area under the normal curve equal to the subscript AREA 1.Find each of the…
Confidence Intervals for Proportions Confidence Intervals for Proportions Chapter 19 Standard Error Both of the sampling distributions we’ve looked at are Normal. For proportions…
Chapter 19 Confidence intervals for proportions math2200 Sample proportion A good estimate of the population proportion Natural sampling variability How does the sample proportion…
PowerPoint Presentation Chapter 6 6.1-6.4: Estimating a Population Mean Objective: To estimate population means with various confidence levels 6.1 - Review Descriptive Statistics…
Confidence Intervals for Proportions Confidence Intervals for Proportions Chapter 19 Standard Error Both of the sampling distributions we’ve looked at are Normal. For proportions…
PowerPoint Presentation 6.5: Estimating a Population Proportion Objective: To estimate population proportions under specific conditions with various confidence levels Warm-Up:…
Slide 1 Objective: To estimate population proportions under specific conditions with various confidence levels Slide 2 » A coffee machine dispenses coffee into paper cups.…
Slide 1 Objective: To estimate population means with various confidence levels Slide 2 » Descriptive Statistics – a summary or description of data (usually the calculation)…