Data and Spread
Find the mean of the data in the dot plot below.
2
3
4
12
Find the median of the data in the dot plot below.
2
3
4
12
Find the range of the data in the dot plot below.
2
3
4
12
Describe the shape of the data in the dot plot below.
symmetric
skewed left
skewed right
uniform
For the following stem-and-leaf plot,
calculate the mean.
3
4
1
2
1   2   3   4
1   1   4 
4   6   7   9
3
21
22.5
25.4
32
For the following stem-and-leaf plot,
calculate the median.
3
4
1
2
1   2   3   4
1   1   4 
4   6   7   9
3
21
22.5
25.4
32
For the following stem-and-leaf plot,
calculate the range.
3
4
1
2
1   2   3   4
1   1   4 
4   6   7   9
3
21
22.5
25.4
32
Describe the shape of the data below.
Uniform
Symmetric
Skewed right
Skewed left
Describe the shape of the data below.
Uniform
Symmetric
Skewed right
Skewed left
Describe the shape of the data below.
Skewed right
Skewed left
Symmetric
Uniform
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