Step 1. Read the scenario and then choose a test from the list here for data ana

Question

Step 1. Read the scenario and then choose a test from the list here for data analysis: • Correlation • Single-sample t test • Dependent-means (dependent-samples) t test • Independent-means (independent-samples) t test • Analysis of variance • Chi-square for goodness of fit • Chi-square for independence

Step 2. Justify your chosen test by identifying the variable(s) in the scenario and the type of each variable (e.g. categorical, ordinal, continuous… etc.) that prompted you to select the test above. Relate the variable(s) to your choice clearly

a) A recent poll with a sample of 1000 voters show that presidential candidate A has the support of 543 of the voters while candidate B has the support of 457 voters. Research question: Does the population have a preference for candidate A or are people pretty evenly split in their support?

• Chosen test:

• Rationale:

Explanation / Answer

a. chi-square goodness of fit test as it is test of association

b. Data is categorical

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