The use of min and max in statistics

In summary, the g(x) function examples are using max and min to determine the largest and smallest values.
  • #1
penguinnnnnx5
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Homework Statement



These are taken from my class's lecture slides. I'm trying to understand the entire thought process and reasoning, so I'm just wondering what min and max mean in the g(x) function examples.

Here is the first example: http://gyazo.com/7f9d707df0c8512bfa91a1f200dc3429.png

Here is the other one: http://gyazo.com/91ebcc5fcdb4cbb405449860db0c1404.png

They are both based on the same problem.

Thank you for any help!

Homework Equations





The Attempt at a Solution

 
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  • #2
penguinnnnnx5 said:

Homework Statement



These are taken from my class's lecture slides. I'm trying to understand the entire thought process and reasoning, so I'm just wondering what min and max mean in the g(x) function examples.

Here is the first example: http://gyazo.com/7f9d707df0c8512bfa91a1f200dc3429.png

Here is the other one: http://gyazo.com/91ebcc5fcdb4cbb405449860db0c1404.png

They are both based on the same problem.

Thank you for any help!

Homework Equations





The Attempt at a Solution


The value of max{a,b} is the larger of the two values of a and b. min{a,b} is the smaller. It's what you might have guessed.
 

FAQ: The use of min and max in statistics

1) What is the purpose of using min and max in statistics?

The min and max are statistical measures used to summarize the spread or variability of a set of data. The minimum value represents the smallest observation in the data set, while the maximum value represents the largest observation.

2) How are min and max calculated?

To calculate the minimum and maximum values, the data set is first sorted in ascending order. The minimum value is then the first observation in the sorted data, while the maximum value is the last observation.

3) Can min and max be affected by outliers?

Yes, outliers can have a significant impact on the values of min and max. Outliers are extreme values that fall far outside the range of the majority of the data. They can skew the data and affect the overall spread of the data set, which can in turn affect the values of min and max.

4) In what situations are min and max useful?

Min and max are useful in situations where we want to understand the range of values in a data set. For example, in finance, the minimum and maximum values of a stock's price can give insight into the volatility of the stock. In weather forecasting, the minimum and maximum temperatures can provide information about the overall temperature range for a given location.

5) Are there any limitations to using min and max in statistics?

While min and max can provide valuable information about the spread of a data set, they do not take into account the full distribution of the data. They only represent the two most extreme values and do not account for the values in between. Additionally, in some cases, the minimum and maximum values may not accurately represent the overall spread of the data if the data is not normally distributed.

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