Reference no: EM131060868

Read the following information and answer the corresponding questions:

The following table contains data of region of birth and political party of the ?rst 44 U.S. presidents. The table uses these abbreviations:

F = Federalist,

DR = Democratic-Republican,

D = Democratic,

W = Whig,

R = Republican,

U = Union,

NE = Northeast,

MW = Midwest,

SO = South,

WE = West

Region	Party	Region	Party	Region	Party
SO	F	SO	R	MW	R
NE	F	SO	U	NE	D
SO	DR	MW	R	MW	D
SO	DR	MW	R	SO	R
SO	DR	MW	R	NE	D
NE	DR	NE	R	SO	D
SO	D	NE	D	WE	R
NE	D	MW	R	MW	R
SO	W	NE	D	SO	D
SO	W	MW	R	MW	R
SO	D	NE	R	NE	R
SO	W	MW	R	SO	D
NE	W	SO	D	NE	R
NE	D	MW	R	WE	D
NE	D	NE	R

- What is the population under consideration?

- What are the two variables under consideration?

- Group the bivariate data for the variables "birth region" and "party" into a contingency table.

- Find the conditional distributions of birth region by party and the marginal distribution of birth region.

- Find the conditional distributions of party by birth region and the marginal distribution of the party.

- Does an association exist between the variables "birth region" and "party" for the U.S. presidents? Explain your answer.

- What percentage of presidents are republicans?

- If no association existed between birth region and party, what percentage of presidents born in the south would be Republicans?

- In reality, what percentage of presidents born in the south are Republicans?

Submission Requirements:

- Submit the assignment in a Microsoft Word or Excel document.

- The answer to each question should be supported with an appropriate rationale or the correct steps.