Scatter Plots and Linear Correlation

Scatter Plots and Linear Correlation

Assessment

Interactive Video

Mathematics

9th - 10th Grade

Practice Problem

Hard

Created by

Thomas White

FREE Resource

The video tutorial explains how to use scatter plots to analyze the relationship between two variables, duration and height, using StatCrunch. It guides viewers through creating a scatter plot, calculating the linear correlation coefficient, and interpreting the results. The tutorial also covers deriving a regression equation and making predictions. However, due to insufficient evidence of a linear correlation, predictions are made using the average height instead.

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18 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary task described in the introduction of the video?

Creating a pie chart

Constructing a bar chart

Constructing a scatter plot

Calculating mean and median

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is technology recommended for constructing a scatter plot?

It is more colorful

It is cheaper

It is faster and more accurate

It requires less data

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which software is used to create the scatter plot in the video?

R

Excel

Python

StatCrunch

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the scatter plot setup, what is the X variable?

Height

Time

Weight

Duration

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in using StatCrunch for scatter plots?

Choosing a template

Printing the plot

Selecting colors

Entering data

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the Y variable in the scatter plot setup?

Duration

Height

Weight

Time

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the scatter plot suggest about the linear correlation between duration and height?

Strong negative correlation

Strong positive correlation

No clear linear correlation

Perfect correlation

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