STATS:DATA+MODELS-W/DVD
STATS:DATA+MODELS-W/DVD
4th Edition
ISBN: 9780321986498
Author: DeVeaux
Publisher: PEARSON
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2-Proportion Test
In a 2-proportion test, two separate proportions are measured at the same time, and their similarity is evaluated. It is also known as a 2-proportion z-test, and a comparison of two different proportions is done in this method.
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Chapter 19, Problem 6E

a.

To determine

State the null and alternative hypothesis.

b.

To determine

State the model and requirements of the hypothesis test.

c.

To determine

Calculate the test statistic and P-value.

d.

To determine

State the conclusion.

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Chapter 19 Solutions

STATS:DATA+MODELS-W/DVD

Ch. 19.2 - 1. A research team wants to know if aspirin helps...Ch. 19.2 - 2. An allergy drug has been tested and found to...Ch. 19.2 - 3. The new drug is tested and the P-value is...Ch. 19.5 - 6. A bank is testing a new method for getting...Ch. 19.5 - Prob. 5JCCh. 19.5 - Prob. 6JCCh. 19 - Prob. 1ECh. 19 - 2. Psychic A friend of yours claims to be psychic....Ch. 19 - Prob. 5ECh. 19 - Prob. 6E
Ch. 19 - Prob. 9ECh. 19 - Prob. 10ECh. 19 - Prob. 11ECh. 19 - 16. More hypotheses Write the null and alternative...Ch. 19 - Prob. 13ECh. 19 - Prob. 14ECh. 19 - Prob. 15ECh. 19 - 20. Cars A survey investigating whether the...Ch. 19 - Prob. 17ECh. 19 - Prob. 18ECh. 19 - Prob. 19ECh. 19 - Prob. 20ECh. 19 - Prob. 21ECh. 19 - Prob. 22ECh. 19 - Prob. 23ECh. 19 - 28. Educated mothers The National Center for...Ch. 19 - Prob. 25ECh. 19 - Take the offer II We saw in Chapter 16, Exercise...Ch. 19 - Prob. 29ECh. 19 - Prob. 30ECh. 19 - Prob. 31ECh. 19 - Prob. 32ECh. 19 - Prob. 33ECh. 19 - Prob. 34ECh. 19 - Prob. 35ECh. 19 - 38. Jury Census data for a certain county show...Ch. 19 - Prob. 37ECh. 19 - Prob. 38ECh. 19 - Prob. 39ECh. 19 - Prob. 40ECh. 19 - 43. John Wayne Like a lot of other Americans, John...Ch. 19 - Prob. 42ECh. 19 - Prob. 3ECh. 19 - Prob. 4ECh. 19 - Prob. 7ECh. 19 - Prob. 8ECh. 19 - Prob. 27ECh. 19 - Med school 2013 According to the Association of...
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