10. Categorical Association: Practical 10
Chi-square Goodness of Fit Test
In the next exercises we are going to work with the variable 'wash'. This variable describes whether people was their clothes after one wear on a 5-point scale. In response to the statement 'I wash clothes after one wear', respondents answered with score of 1 = Strongly disagree, to 5 = Strongly agree. Our expectation is that people are indifferent and that the responses are equally divided over these 5 categories.
Make a barplot of the variable "wash".
Which category contains the least observations?
Category occurs least often.
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