Question

missing. Write a script to calculate average :
Monthly sales across years
Yearly sales
Make sure that missing values do not hamper the overall result.
12. Dataframe Det1 stores details about a state such as TaxCollection, Dabts, Surplus, Intl gate for its dista
D1, D2, D4, D7, Dataframe Det2 also stores details of districts D1, D2, D5, D6, D7 details as Per
AugIncome, Population, Un Employment.
Write a script that merges the details from two dataframes district-wise and then calculate the se
working Income as AvgIncome/(Population-UnEmployment). Make sure to handle missing
efficiently
13. Given two identical dataframes Sales16 and Sales17. But Sales17 has some values missing Write
so that Sales17 fills its missing values from corresponding entries of Sales16.
14. Write code that just produces single True/False as a result for the presence of missing values in w
dataframe namely df
.
15. A dataframe Stu stores details like 'Name', 'Class', 'Subject Jd for 10 students and another dataliter
Marks stores details like "Subject_ld' and 'Avgmarks. Write code so that two dataframes merge dua
16. A dataframe Result stores the details as (Rolino, marks). Write a program to join it with a detalte
Stu storing details as (Name, Class, Subject). Make sure that all the rows from both the dataram
part of the resultant dataframe.​

Answer 1

Answer:

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