(a)
To identify the individuals in the data set given in the question.
(a)
Answer to Problem 1.1AYK
{All Bran, All Bran with Extra Fiber, Almond Delight, Apple Cinnamon Cheerios, Apple Jacks}.
Explanation of Solution
As given in the question, there is a data set of Nutrition and breakfast cereals. There are different brand names of Nutrition and breakfast cereals given in the data set and corresponding to that their features are given.
Thus, the different five brand names are the individuals in the set. Therefore, the individuals in the given data set are:-
{All Bran, All Bran with Extra Fiber, Almond Delight, Apple Cinnamon Cheerios, Apple Jacks}.
(b)
To identify for each individual, what variables are given in the data set and identify which of the variables are categorical and which are quantitative.
(b)
Answer to Problem 1.1AYK
The different variables of the five brand names are as follows:-
{Manufacturer, Cold/Hot, Calories, Sugar and Fiber}.
Manufacturer and Cold/Hot are categorical and Calories, Sugar and Fiber are quantitative.
Explanation of Solution
As given in the question, there is a data set of Nutrition and breakfast cereals. There are different brand names of Nutrition and breakfast cereals given in the data set and corresponding to that their features are given corresponding to each individuals.
Thus, the different variables of the five brand names are as follows:-
{Manufacturer, Cold/Hot, Calories, Sugar and Fiber}.
From which according to the given data set, Manufacturer and Cold/Hot are categorical and Calories, Sugar and Fiber are quantitative.
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Chapter 1 Solutions
Practice of Statistics in the Life Sciences
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