Slide 1 Slide 2 If the null-hypothesis is true, the P-value (probability value) of a hypothesis test is the probability of obtaining a sample statistic with a value as…
Slide 1 Chapter 20 Testing Hypotheses about Proportions Slide 2 Hypothesis Testing: used to assess the evidence provided by data in favor of some claim about the population.…
Slide 1 7.4 Hypothesis Testing for Proportions Statistics Mrs. Spitz Spring 2009 Slide 2 Objectives/Assignment How to use a z-test to test a population proportion, p. Assignment:…
Slide 1 7.3 Hypothesis Testing for the Mean (Small Samples) Statistics Mrs. Spitz Spring 2009 Slide 2 Objectives/Assignment: How to find critical values in a t-distribution…
Slide 1 Section 7-3 Hypothesis Testing for the Mean (Small Samples) Objective: SWBAT How to find critical values in a t- distribution. How to use the t-test to test a mean…
AP Statistics In this section, you will learn how to test a population proportion, p. If np ≥ 10 and n(1-p) ≥ 10 for a binomial distribution, then the sampling distribution…