Chapter 14.1, Problem 1LC

Essentials of Statistics for the B...

8th Edition
Frederick J Gravetter + 1 other
ISBN: 9781133956570

Chapter
Section

Essentials of Statistics for the B...

8th Edition
Frederick J Gravetter + 1 other
ISBN: 9781133956570
Textbook Problem

For each of the following, indicate whether you would expect a positive or a negative correlation. a. Model year and price for a used Honda b. IQ and grade point average for high school students c. Daily high temperature and daily energy consumption for 30 winter days in New York City

a.

To determine
Sign of correlation between model year and price for a used Honda.

Explanation

Given info:

Model year and price for a used Honda.

Justification:

Higher model year is an indicator of decency of its bunch by Honda...

b.

To determine
Sign of correlation between IQ and grade point average for high school boys.

c.

To determine
Sign of correlation between daily high temperature and daily energy consumption for 30 days in New York city.

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