Chapter 1, Section 1, Exercise 021 Is Your Nose Getting Bigger? Next tine you se

Question

Chapter 1, Section 1, Exercise 021 Is Your Nose Getting Bigger? Next tine you see an elderly man, check out his nose and ears! While most parts of the human body stop growing as we reach adulthood, studias show that noses and ears continue to grow larger throughout our lifatime. In one study1 examining noses, researchers report "Aga significantly influenced al analyzed measurements:" including volume, surface area, height, and vidth of noses. The gender of the 859 participants in the study vas also recorded, and the study reports that "male increments in nasal dimensions were larger than female ones." a) How many variables are mentioned in this description? (b) How many of the variables are categorical? How many are quantitative? (c) If ve created a dataset of the information with cases as rows and variables as columns, how many rows and how many columns would the dataset have? How many rows? How many columns?

Explanation / Answer

answer

a)age, volume,surface area, height, width,gender

there are 6 variable in above discription

b) 5 variable are categerical

1 variable are quantitive

c) 859 rows

6 column

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