Learners examine data analysis. They conduct a randomized sample, input data into a spreadsheet, create histograms, boxplots, scatter plots, number summaries, and line graphs, and compute the standard deviation using a calculator and computer.
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Describing the Center of a Distribution
So the mean is not always the best center? By working through this exploratory activity, the class comes to realize that depending upon the shape of a distribution, different centers should be chosen. Learners continue to explore the...
9th - 10th Math CCSS: Designed
New Review Math Grade 7: Compare Data Sets and Make Inferences
Do boys or girls have longer first names? Pupils use data given in a bar graph to determine the mean and mean absolute deviation of letters in first names. These values provide a way to compare the data sets for boys and girls.
7th Math CCSS: Designed
Now You SeeIt, Now You Don't: Using SeeIt to Compare Stacked Dotplots to Boxplots
How does your data stack up? A hands-on activity asks pupils to collect a set of data by measuring their right-hand reach. Your classes then analyze their data using a free online software program and make conclusions as to the...
9th - 12th Math CCSS: Designed
Summarizing Bivariate Categorical Data in a Two-Way Table
Be sure to look both ways when making a two-way table. In the activity, scholars learn to create two-way tables to display bivariate data. They calculate relative frequencies to answer questions of interest in the 14th part of the series.
8th Math CCSS: Designed