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Monday, April 29, 2019

HW + Quiz Tomorrow!

If you still need to make up your "Inference for Means" unit test or your "Ch. 23-25" vocab quiz you must do so by the end of the day Wednesday. If not your scores will be entered as 0's.

  • You can make up your tests/quizzes during any free period, lunch, or after school on Monday or Weds.

Monday Night HW = Prep For Tuesday's Quiz!
  • We wiill start class with a quiz on t-tests and t-intervals for slope tomorrow (Tuesday)
  • Here's exactly what's on your quiz tomorrow (so you can come ready to earn an A)!
    • Describe an association in a scatterplot (review; remember to describe the shape (roughly linear, curved, etc.), direction (+ or -), strength, reference r (if possible), and use context! (review question; not in hw, but is in the "last hw" referenced over the weekend)
      • Find r from a cpu output (in hw)
    • Write a regression equation from a computer output 
    • Find the margin of error for a t interval for slope (in hw)
    • Show the formula and/or calculate a t interval for slope (in hw)
    • Conduct a t-test for slope (hypotheses, get t-score/pvalue from cpu output, show df, write conclusion) (in hw)

Tomorrow (after our quiz) we'll finish up our first chi-squared test for independence, discussing the math, conditions, and conclusion. We'll continue with these notes throughout the rest of the week, with the goal of finishing all our AP Stat content by Friday!

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