San Diego Mesa College Statistics Problems

QUESTION 1

For each of the given research questions below, choose the appropriate hypothesis test from the following list, andexplain the reasoning behind your choice.

Z-Test for one proportion

Z-Test for one mean

T-Test for one mean

T-Test for a difference of two means

ANOVA Test

Chi-Square Test

RESEARCH QUESTIONS

Is there an association between political affiliation (democrat, republican, or other party) and whether or not a person participates in primary elections?

Does the mean age of the population of Race IAT participants differ from the mean age of the U.S. population which is estimated to be 38.5 years old?

Do male participants in the Weight test of Project Implicit score higher on the IAT test than female participants?

Do the majority of community college students qualify for financial aid?

NOTE: This is not just a matching problem. You must give an explanation for why you chose the test you did for each of the research questions.

Unit 9 Project
Question 1.
Explanatory variable: Race
Response variable: IAT-Weight-Score: Score on the Weight IAT
More positive scores on the Weight IAT mean: A stronger association between fat and
bad AND thin and good.
More negative scores on the Weight IAT mean: A stronger association between fat and
good OR thin and bad.
Question 2.
1=American Indian/Alaska Native
2=East Asian
3=South Asian
4=Native Hawaiian or other Pacific Islander
5=Black or African American
6=White
7=Other or Unknown
8=Multiracial
Question 3.
Ho:
Ha:
Question 4.
Question 5.
Question 6.

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