## Winter Term Statistics Topic 9 Quiz

##### Created by:

fgbm27  on January 24, 2011

Loomis Chaffee

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# Winter Term Statistics Topic 9 Quiz

 symmetricalThe type of data one can use the empirical rule for.
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#### Definitions

symmetrical The type of data one can use the empirical rule for.
68% range (mean) + (standard deviation) = ____ of data
95% range (mean) + 2(standard deviation) = ____ of data
99.7% range (mean) + 3(standard deviation) = ____ of data
virtually all Another term for "99.7% of the data"
(observation - mean)/standard deviation formula for z-score
Q3 - Q1 What composes the interquartile range
absolute value + list - mean MAD Steps:
1. Take list.
2. Find mean.
3. Create new list.
4. For this new list, enter: ______
5. Press enter
6 Find mean of the second list
Syringe plot What graph do you use if the data is not symmetrical?

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