Q. 33 Sorry, no chi-square How do U.S.... [FREE SOLUTION]

91影视

The Practice of Statistics for AP Examination

Daren Starnes, Josh Tabor

$Math Studyset 91影视 Explanations$ Math

6th Edition 路 837 pages

ISBN: 9781319113339

Chapter 11: Q. 33 (page 754)

Sorry, no chi-square How do U.S. residents who travel overseas for leisure differ from
those who travel for business? The following is the breakdown by occupation.
Occupation
Leisure travelers (%)
Business travelers (%)
Professional/technical
$36$
$39$
Manager/executive
$23$
$48$
Retired
$14$
$3$
Student
$7$
$3$
Other
$20$
$7$
Total
$100$
$100$
Explain why we can鈥檛 use a chi-square test to learn whether these two distributions differ
significantly.

Short Answer

Expert verified

We can鈥檛 use a chi-square test to learn whether these two distributions differ significantly because the information given to us is in percentage and no information is given about total number of travellers.

Step by step solution

Step 1:Given Information

We have been given that,

Percentage of U.S. residents who travel overseas for leisure,and

Percentage of U.S. residents who travel overseas for business.

Occupation	Leisure travelers (%)	Business travelers (%)
Professional/technical	$36$	$39$
Manager/executive	$23$	$48$
Retired	$14$	$3$
Student	$7$	$3$
Other	$20$	$3$
Total	$100$	$100$