Question: Look the first image and answer the follow question How many datasets are included in the NHANES dataset? What are the names of the datasets?

are included in the NHANES dataset? What are the names of the Look the first image and answer the follow question

How many datasets are included in the NHANES dataset? What are the names of the datasets? What is/are the class(es) of the dataset named NHANES? How many variables does it contain? How many variables are numeric? How many variables are factors? How many levels do each of the factor variables possess? List the last 5 entries for the 'TotChol' variable List the first 5 rows in the NHANES data set but only show columns starting with "Sm"" How many rows are in the table

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