All about the Individual
Moving to the Big Picture
Measures of Central Tendency
Emergent Properties
What Should I Ask?
100
a collection of unique individuals
What is how younger students view data as?
100
The questions students ask about a group
How will students will be able to see data as an aggregate?
100
The difference between the minimum and maximum value in range. It allows us to determine outliers.
What is the range and what does it tell us?
100
A distribution of values with emergent features.
What is an aggregate?
100
What is our class's favorite color?
What is a question that will help children see the group features.
200
Pulling individual pieces of information together to share ideas
What is what children have a difficult time doing?
200
Removing individual labels from individual data points.
What is how to help students see the features of the group?
200
The value of the middle piece of data and is a stable indicator of the center of a data set.
What is the median and why is it helpful?
200
Center, spread, and shape.
What are examples of emergent features?
200
A question about our class in comparison to another class.
What is a question that will help students think data group features such as center or spread?
300
Children list all the results, but do not characterize the group as a whole.
What is what children will respond when asked what they learned from a survey on who liked their vacation.
300
Looking at the overall shape of the data by drawing or emphasizing the range, median, or mode.
How to move students to to an aggregate picture of the data.
300
The statistical average or balance point of the data. It takes into account all values in the data set.
What is the mean, and how is it used?
300
"Individuals are variable;repeated measurements on the same individual are variable." (p.35)
What is one of the five core ideas of statistics?
300
"What does the chart tell us" type questions.
What is a question that may not be specific enough to allow children to think in terms of aggregation.
400
"My favorite color is red."
What is how a young child would answer,"What does this chart tell us?"
400
A piece of data that is well removed from the rest of the data and can skew the outcome of the data.
What is an outlier?
400
Showing students a distribution of data(with multiple pieces) that helps them to focus on the whole. (Show mound shaped bedtime graph.)
How to get students to see that you could not guess the distribution of this shape by knowing the bedtime of just one single student.
400
These plants typically grow about to between 10- 20 centimeters.
What is a an aggregate question "What is the range of height that most of the these plants grow to?
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