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"I Can" Statement and Core Standards
"I Can" Statement and Core Standards
Student Statement
I am able to determine how measures of center and spread would change if all data points in a set changed by the same amount (using addition, subtraction, multiplication, and division).
Common Core Standards
ID.A.2: Use statistics appropriate to the shape of the data distribution to compare center (median, mean) and spread (interquartile range, standard deviation) of two or more different data sets.
ID.A.3: Interpret differences in shape, center, and spread in the context of the data sets, accounting for possible effects of extreme data points (outliers).
Problem Exemplars
Problem Exemplars
The following are examples of mistakes that should give you an idea what types of mistakes I am looking for at each level. There are a variety of possible errors while solving problems like this, so this is not an exhaustive list.
As a reminder, here is the scale that is used in class to determine your ability level for each topic:
Data Transformations.pdfVideo Tutorial
Video Tutorial
Data Transformations Problem Randomizer
Data Transformations Problem Randomizer
Below you will find a list of summary statistics (mean, median, range, and interquartile range) and a given situation. Use it to find the modified summary statistics. Reveal the answers with the "Check Answers" button. Round all numbers to the nearest hundredth when working through the problem.
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