code- weather.a <- group_by(id, value) error- weather.a <- group_by(id, value) Error in UseMethod("group_by_") : no applicable method for 'group_by_' applied to an object of class "function could you pls tell me how to use group_by() also please check the above code

Hi Viraj, could you please give the lecture link to which this question is referring to? Thanks in advance! Best, Eli

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