Classifying Data and Misleading Graphs

Presentation

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Mathematics

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9th Grade

•

Practice Problem

•

Medium

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CCSS

RI.11-12.7, RI.8.7, RI.9-10.7

Standards-aligned

Mylene St-Jacques

Used 5+ times

FREE Resource

3 Slides • 6 Questions

Multiple Choice

CLASSIFYING DATA

Tell whether the data are categorical or numerical, and univariate or bivariate:

ages of students in a school

Numerical, univariate

Categorical, univariate

Numerical, bivariate

Categorical, bivariate

Multiple Choice

CLASSIFYING DATA

Tell whether the data are categorical or numerical, and univariate or bivariate:

last names and favorite colors of students in your class

Numerical, univariate

Categorical, univariate

Numerical, bivariate

Categorical, bivariate

Multiple Choice

CLASSIFYING DATA

Tell whether the data are categorical or numerical, and univariate or bivariate:

prices and ages of homes in a neighborhood

Numerical, univariate

Categorical, univariate

Numerical, bivariate

Categorical, bivariate

Multiple Choice

CLASSIFYING DATA

Tell whether the data are categorical or numerical, and univariate or bivariate:

types of songs played at a jazz concert (swing, blues, …)

Numerical, univariate

Categorical, univariate

Numerical, bivariate

Categorical, bivariate

Multiple Choice

Describe how each graph is misleading. Then explain how someone might interpret the graph.

The data isn't spread over an appropriate number of years.

There should be a dollar sign next to the numbers on the y-axis.

The y-axis starts at $6.88 and does not have a break, and the graph makes it look like the wages went up rapidly over the years when it actually didn't.

Multiple Choice

Describe how each graph is misleading. Then explain how someone might interpret the graph.

The bars are not aligned correctly.

The scale on the vertical axis has increments that are not equal.

The axis are incorrectly labelled.

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