Tonight please complete AND GRADE the "Inferences for Means: T Tests and Intervals (More Practice)" worksheet provided in class (or below).
- This provides one more opportunity to practice--we will start class with a chapter 23 quiz on Wednesday!
- We will also start with a ch. 23 and 25 vocab quiz on Friday!
- The key (to grade your work) is at the bottom of this post.
Today's Class Recap:
- Stamp = Find p-values given a standardized test statistic
- HW Q's? Mistake in key...parameter = 4.09al)?
- Critical Thinking Questions (Slide) in our notes....
- How do we find a p-value given only the standardized test statistic and info about the Ha?
- How do critical values compare for t v. Normal model for a given level of confidence?
- How do we check our conditions if a sample is not "large enough?"
- Sketch a distribution (histogram, stemplot, dotplot), must be unimodal and roughly symmetric
- Looked at context from last two slides
- Tuesday: ch. 25 notes (paired t tests)
- Weds: ch. 23 quiz, more ch. 25 notes
- Thurs: more ch. 25
- Fri: ch. 23/25 vocab quiz, finish ch. 25
- April Break: TAKE HOME TEST = AP EXAM PREP!
Here's the key so you can grade tonight's hw:
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