What is the formal inference process for testing a hypothesis?

**Homework: **Chapter 20 # 1, 3, 11, Read chapter 20

**Vocabulary:** Null Hypothesis, Alternate Hypothesis, one-tailed alternative, two-tailed alternative, p-value

**Study Questions:**

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

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