Concept explainers
An online survey asked 1,004 adults “if purchasing a used car made certain upgrades or features more affordable, what would be preferred luxury upgrade?� The results indicated that
The sample sizes of males and females were not provided. Suppose that both sample sizes were 502 and that 46 of 502 males and 71 of 502 reported window tinting as their preferred luxury upgrade of choice.
a. Is there evidence of a difference between males and females in the proportion who said they prefer window tinting as a luxury upgrade at the 0.01 level of significance?
b. Find the p-value in (a) and interpret its meaning.
c. Construct and interpret a
d. What are your answers to (a) through (c) If 60 males said they prefer window tinting as a luxury upgrade?
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Basic Business Statistics, Student Value Edition
- Holt Mcdougal Larson Pre-algebra: Student Edition...AlgebraISBN:9780547587776Author:HOLT MCDOUGALPublisher:HOLT MCDOUGAL