what percent of data is greater than the mean?

paris567

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Jan 5, 2021
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could use some assistance, as i have no idea where to start. I've looked in my textbook and resources but it didn't really help. Screen Shot 2021-01-05 at 8.15.51 PM.png
 
I don't believe your textbook does not have this information.

Prep:
Draw 3 equally spaced vertical bars on each side of the mean, from the bottom axis to the curve. Make sure the third one on each side is about as far away from the Mean as the drawing will allow.

Answer the 1st Question:
Look up the "Empirical Rule" and fill in the six regions. Here's a nice link: 2.2.7 - The Empirical Rule | STAT 200 (psu.edu)

Answer the 2nd Question:
It's a Mean and the distribution is UniModal and Symmetric. Please answer the last question from basic principles. No calculation required.
 
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