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Context 23c - Mean vs Median

Posljednje ažuriranje about 2 years ago

9

Napomena autora:

MMR Resources

To get started, go to the following site:

https://www.statcrunch.com/applets/type1&meanmedian

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Pitanje 1

1.

Create a set of points that are very close together. What is the mean?

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Pitanje 2

2.

What is the median?

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Pitanje 7

7.

Create a data set with a median at 3 and a mean at 3. Screenshot and paste your dot plot here. (You need about 20 data points.)

Pitanje 8

8.

Using the graph you made on #7, take one point that is slightly right of the median and move it to the FAR RIGHT. How was the median affected?

Pitanje 9

9.

How was the mean affected?

Pitanje 3

3.

Add a point that is far away from the set. What is the impact of the new point on the mean?

Pitanje 4

4.

What is the impact of the new point on the median?

Pitanje 5

5.

Create a data set with a median that is below 2 and a mean that is between 2 and 4. Screenshot and paste your dot plot here. (You need about 20 data points.)

Pitanje 6

6.

Create a data set with a mean that is above 6 and a median that is between 4 and 5. Screenshot and paste your dot plot here. (You need about 20 data points.)