Two-Variable Data

Dependent and Independent Variables

Create and Interpret Back to Back Stemplots

Create and Interpret Stemplots (Single and Double)

Create and Interpret Side-by-Side Boxplots

Create and Interpret Two Way Tables

Interpret Divided Bar Graphs

Create and Interpret Scatter Plots

Create and Interpret Parallel Dot Plots

Describing Statistical Relationships

Comparing Sets of Data (includes boxplot)

Shape and Correlation of Bivariate Data

Life expectancy (Investigation)

Grade 12

Shape and Correlation of Bivariate Data

Interactive practice questions

Identify the type of correlation in the following scatter plot.

The data points are plotted in the coordinate plane. The scatterplot has a positive direction with data points closely clustering in a manner that suggests a linear relationship.

No correlation

A

Weak negative correlation

B

Weak positive correlation

C

Strong negative correlation

D

Strong positive correlation

E

Easy

< 1min

Identify the type of correlation in the following scatter plot.

Easy

< 1min

Identify the type of correlation in the following scatter plot.

Easy

< 1min

Identify the type of correlation in the following scatter plot.

Easy

< 1min

Outcomes

12D.D.2.5

Interpret statistical summaries to describe the characteristics of a two-variable data set and to compare two related two-variable data sets; describe how statistical summaries can be used to misrepresent two-variable data; and make inferences, and make and justify conclusions, from statistical summaries of two-variable data orally and in writing, using convincing arguments

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