Some researchers in the Statistics department at UCD are interested in testing whether or not there is an association between job type and being a regular baker. The team collect a sample of n1 = 428 trade workers, n2 = 831 retail workers and nz = 245 managerial workers, all from Dublin, and asked them to fill out a short survey about their habits in the kitchen. The team claim that 321 trade workers, 409 retail workers and 137 managerial workers are regular bakers. What is an appropriate statistical test in this scenario? What are the results of such an analysis? Make clear all steps involved and state your conclusions. Take a = 0.01. %3D

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Exercise 2
Some researchers in the Statistics department at UCD are interested in testing whether or not there
is an association between job type and being a regular baker. The team collect a sample of n1 = 428
trade workers, n2 = 831 retail workers and n3 = 245 managerial workers, all from Dublin, and asked
them to fill out a short survey about their habits in the kitchen. The team claim that 321 trade
workers, 409 retail workers and 137 managerial workers are regular bakers. What is an appropriate
statistical test in this scenario? What are the results of such an analysis? Make clear all steps involved
and state your conclusions. Take a = 0.01.
Transcribed Image Text:Exercise 2 Some researchers in the Statistics department at UCD are interested in testing whether or not there is an association between job type and being a regular baker. The team collect a sample of n1 = 428 trade workers, n2 = 831 retail workers and n3 = 245 managerial workers, all from Dublin, and asked them to fill out a short survey about their habits in the kitchen. The team claim that 321 trade workers, 409 retail workers and 137 managerial workers are regular bakers. What is an appropriate statistical test in this scenario? What are the results of such an analysis? Make clear all steps involved and state your conclusions. Take a = 0.01.
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