Lesson 16: Hypothesis Testing for Proportions

November 10, 2015

Wed, Nov 11

Review:

• One-tailed and Two-tailed Hypothesis Testing
• Surveys

Presentation:

• Hypothesis Testing for a Proportion [printer friendly version]
• Hypothesis Test using my own Survey Data
• Do CSU-Pueblo students believe more than 50% of fellow students use marijuana on a regular basis?
  • n = 59, x-bar = 0.561, [s = 19.08], α = .05
  • Ho: p <= 0.5, Ha: p > 0.5

Activity:

• Read through Hypothesis Testing for a Proportion
• Complete the two “On Your Own” Problems at the bottom of the page

Assignment:

• Prepare a Hypothesis Test you can run using your survey response data.
  • Write a quick synopsis of the data you’re collecting and the question you want to address.
  • Identify the null hypothesis and the alternative hypothesis.
• Post to your blog.