Use read_. Read CSV function demo. CSV file, (1) for the table top 5 rows do a calculation, calculating the average of the "age" field, median, standard deviation, (2) for the table age & lt; 25 a member - a calculation, calculate the maximum of "cycling number" field, minimum value, variance, (3) the requirements of the table with the groupby function first grouped by gender, then output the membership and female members,
Have bosses know how to write? I always go wrong

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Dubious, I solved