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Data_​cleaning

Lab 1 : Correcting Incorrect Rating Types

B Roopa sri [RA2311027010096]

Lab 2 : Filtering Incomplete User Data

B Roopa sri [RA2311027010096]

Lab 3: Replacement for Missing Loyalty Points

B Roopa sri [RA2311027010096]

Lab 4: Removing Duplicate Movies

B Roopa sri [RA2311027010096]

Lab 5: Detecting Duplicate Bookings

B Roopa sri [RA2311027010096]

Lab 6: Cleaning Missing Ratings in Movie Table

B Roopa sri [RA2311027010096]

Lab 7: Validating Payment Dates

B Roopa sri [RA2311027010096]

Lab 8: Fixing Numeric Columns in Fooditemsize

B Roopa sri [RA2311027010096]

Lab 9: Formatting user names

B Roopa sri [RA2311027010096]

Lab 10: Standardizing Movie Genres

B Roopa sri [RA2311027010096]

Lab 11: Filtering Out Unrated Movies

B Roopa sri [RA2311027010096]

Lab 12: Filtering Payment Records

B Roopa sri [RA2311027010096]

Lab 13: Removing Irrelevant Columns from Payment Data

B Roopa sri [RA2311027010096]

Lab 14: Dropping Columns with Too Many Missing Values

B Roopa sri [RA2311027010096]
Convert rating column to numeric
String to Number
Read movie.csv
CSV Reader
Convert rate column to number format
String to Number
Filter out rows missing both email and phone
Rule-based Row Filter
Read user.csv
CSV Reader
Row Filter
Replace missing current_points with 100 as fixed value
Missing Value
Read membership.csv
CSV Reader
Replace missing rate valuesas mean values
Missing Value
Read movie.csv
CSV Reader
normailse name formating
String Manipulation
Read movie.csv
CSV Reader
String Manipulation
Read user.csv
CSV Reader
Read payment.csv
CSV Reader
Removed unrated movies
Missing Value
Read payment.csv
CSV Reader
Removed failure_reason,cvv,expiry_date,credit_card_name,credit_card_number
Column Filter
Read movie.csv
CSV Reader
Read payment.csv
CSV Reader
Filtered transcation_amount above ₹500
Row Filter
Read movie.csv
CSV Reader
Replace missing values with median
Missing Value
Add Duplicate Status
Duplicate Row Filter
Convert rating column to number
String to Number
Dropped missing value columns
Column Filter
Read Booking.csv
CSV Reader
Changed date format
String to Date&Time
Read fooditemsize.csv
CSV Reader
Remove Duplicate Rows
Duplicate Row Filter
Read payment.csv
CSV Reader

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