35 - Hypothesis Testing

What is the formal inference process for testing a hypothesis?

Practice

Chapter 20 # 1, 3, 11, Read chapter 20

Vocabulary

Null Hypothesis, Alternate Hypothesis, one-tailed alternative, two-tailed alternative, p-value

Study Questions

  1. What is the point of a hypothesis test?
  2. How do you choose when to use a one-tailed or two-tailed alternative?
  3. Is it necessary to check the conditions for one-proportion z-test? Why or Why not?
  4. What is p-value and what does a high or low p-value tell us?

Resources

  1. Slide Deck: 35-Hypothesis-testing.pdf