A newspaper published an article about a study in which researchers subjected laboratory gloves to stress. Among 232 vinyl​ gloves, 66​% leaked viruses. Among 232 latex​ gloves, 15​% leaked viruses....


A newspaper published an article about a study in which researchers subjected laboratory gloves to stress. Among 232 vinyl​ gloves, 66​% leaked viruses. Among 232 latex​ gloves, 15​% leaked viruses. Using the accompanying display of the technology​ results, and using a 0.05 significance​ level, test the claim that vinyl gloves have a greater virus leak rate than latex gloves. Let vinyl gloves be population 1.









Pooled​ proportion: 0.40

Test​ statistic, z: 11.0735

Critical​ z: 1.6449

​ P-value: 0.0000



90​%
Confidence​ interval:



0.4400564<>




What are the null and alternative​ hypotheses?


Identify the test statistic.


Critical Value?


P-Value?


Conclusion?




Jun 08, 2022
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