1. Shape of Data Distribution and Interpreting Line Graphs
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2. Vocabulary 1
The distribution of a set of data shows the arrangement of data values (cluster, gap, peak, symmetry).
Symmetric distribution- the left side of the distribution looks like the right side.
Cluster distribution- data that are grouped closely together.
Gap distribution- the numbers that have no data value.
Peak distribution- the most frequently occurring values made.

3. Vocabulary 2
Measure of Center and Spread- use the following flow chart to decide which measures of center and spread are most appropriate to describe a data distribution.
Is the data distribution symmetric?
YES NO
Use the median to describe the center. Use the interquartile range to Use the mean to describe the spread.
describe the center.
Use the mean absolute
deviation to describe
the spread.

4. Vocabulary 3
A line graph is used to show how a set of data changes over a period of time.

5. I DO (foldable)

6. WE DO (notes)

7. WE DO (notes)

8. WE DO (notes)

9. YOU DO (classwork) ADV: Data distribution Task Cards Stats Test Review
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