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 0.05 level of significance?
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 0.05 level of significance?
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 10CYU
Related questions
Question
z stat please
A survey of
1000
adults from a certain region asked, "If purchasing a used car made certain upgrades or features more affordable, what would be your preferred luxury upgrade?" The results indicated that
58%
of the females and
51%
of the males answered window tinting. The sample sizes of males and females were not provided. Suppose that of
600
females,
348
reported window tinting as their preferred luxury upgrade of choice, while of
400
males,
204
reported window tinting as their preferred luxury upgrade of choice. Complete parts (a) through (d) below.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
0.05
level of significance?State the null and alternative hypotheses, where
π1
is the population proportion of females who said they prefer window tinting as a luxury upgrade and
π2
is the population proportion of males who said they prefer window tinting as a luxury upgrade.H0:
π1=π2H1:
π1≠π2H0:
π1=π2H1:
π1>π2H0:
π1≠π2H1:
π1=π2H0:
π1≠π2H1:
π1<π2H0:
π1≠π2H1:
π1>π2H0:
π1=π2H1:
π1<π2Determine the value of the test statistic.
ZSTAT=enter your response here
(Type an integer or a decimal. Round to two decimal places as needed.)Expert Solution
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