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LAB 7: nawk EXERCISE

(Refer to the database called lab7.data on the CD.)

Mike Harrington:(510) 548-1278:250:100:175

Christian Dobbins:(408) 538-2358:155:90:201

Susan Dalsass:(206) 654-6279:250:60:50

Archie McNichol:(206) 548-1348:250:100:175

Jody Savage:(206) 548-1278:15:188:150

Guy Quigley:(916) 343-6410:250:100:175

Dan Savage:(406) 298-7744:450:300:275

Nancy McNeil:(206) 548-1278:250:80:75

John Goldenrod:(916) 348-4278:250:100:175

Chet Main:(510) 548-5258:50:95:135

Tom Savage:(408) 926-3456:250:168:200

Elizabeth Stachelin:(916) 440-1763:175:75:300

The database contains the names, phone numbers, and money contributions to the party campaign for the past three months.Write a user-defined function to return the average of all the contributions for a given month. The month will be passed in at the command line.

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