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Using methods explored in the measuring of cardiac output, students examine the sediments flowing from the Des Moines River near Saylorville, Iowa and investigate the measurement of blood flow through the brain. Illuminations provides detailed instructions and information necessary to complete the activity.

Students will:

• Explore rates of change and accumulation in context.

NCTM Standards and Expectations:

• Understand the differences among various kinds of studies and which types of inferences can legitimately be drawn from each.
• Understand the meaning of measurement data and categorical data, of univariate and bivariate data, and of the term variable.
• Compute basic statistics and understand the distinction between a statistic and a parameter.
• Use simulations to construct empirical probability distributions.
• Know the characteristics of well-designed studies, including the role of randomization in surveys and experiments.
• Understand histograms, parallel box plots, and scatterplots and use them to display data.
• For univariate measurement data, be able to display the distribution, describe its shape, and select and calculate summary statistics.

North Carolina Curriculum Alignment