Chapter 1. Tutorial: Scatterplots

Problem Statement

A dataset consists of the composition of 77 breakfast cereals - a portion of the dataset is shown below.

Figure 1.1: Calories - calories/serving; Protein, Fat, Fiber, Total Carbohydrates, Sugars - grams/serving.

Calories – calories / serving; Protein, Fat, Fiber, Total Carbohyrates, Sugars – grams/serving

Here is plot of the relationship between the calories/serving and the number of grams of fat.

Step 1

questions

Question 1

The is the explanatory variable and the is the response variable.

Correct.
Incorrect.

Step 2

questions

Question 4

There appears to be between the calories/serving and the grams of fat/serving.

Correct.
Incorrect.

Step 3

questions

A scatterplot of the number of calories/serving and the grams of fat/serving uses a different symbol for each manufacturer:

Question 6

Manufacturer A only had one cereal in the set. This cereal has grams of fat and calories/serving.

Correct.
Incorrect.