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Friday, February 19, 2016

Weekend...

This weekend, please complete the "Exploring Sampling Distributions" worksheet provided in class. We discussed much of this in class over the past two days...however, you need to use your textbook and your brain to figure out the following...

  • For #2, you need to define the shape, mean, and standard deviation for a sampling distribution for proportions--check the box at the bottom of page 414, and record this information (using appropriate notation).
  • Similarly, for #4 you need to define the shape, mean, and standard deviation for a sampling distribution for means--check the box on page 421.
  • On the back, you are asked to hypothesize about the shape of three different sampling distributions...
    • For example, for #5, you are asked to consider the shape for a sampling distribution for maxima; so, imagine that we take a sample, find the max, and plot it. Then we repeat. As we continue to do this, where do we expect most of the maxima to be? (left? middle? right?) What shape does this result in?
Here are the links to the applets we explored in class--if you were out, we used these to develop our notes in class on Thursday/Friday!


  • With this applet you can create sampling distributions other than means, including the median! You can use this to help you with #6.
We'll finish our notes on sampling distributions and do some math problems (with them) on Monday and Tuesday! See you there!

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