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Study these graphs.
If they are too hard to read, use this link.
What quantity is represented on the x-axis? on the y-axis?
What can we tell about the difference between the MEANS of the two normal distributions?
What can we tell about the difference between the STANDARD DEVIATIONS of the two normal distributions?
How is the TOTAL NUMBER OF EXPECTED CASES represented in each graph?
According to this model, would the pandemic ever end? How can you tell?
Why did public health officials want to “flatten the curve”?
The next graph shows actual data from the European Union and the United Kingdom:
European Centre for Disease Prevention and Control / CC BY-SA (https://creativecommons.org/licenses/by-sa/4.0)
How well does a normal distribution model the actual data? In what way(s) does this graph differ from a normal distribution?
Search the Internet for a graph showing daily new COVID-19 cases in the US as a whole, or in your state, city or county. How well does a normal distribution model this data?
ADDITIONAL RESOURCE: https://www.endcoronavirus.org/countries?fbclid=IwAR3HisQQzBxPOmbuZnHNw12SQoaComFvgnjfJ82QEAGRHt8d5c0TCLWqIGUaccessed 5/8/2020 successful suppression of COVID gives approximately normal distribution
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