##### The exercice is validated is all questions of the exercice are validated ##### The solution of question 1 is accepted if the DataFrame created is the same as the "model" DataFrame. Check that the index is not 1,2,3,4,5. ##### The solution of question 2 is accepted if the types you get for the columns are as below and if if the types of the first value of the columns are as below ```console ``` ```console ```