KwickClips Python · 43 sec · free
What does -1 mean in this program?
Short answer. Not found.
How do you find the mean of a tuple?
sum divided by len.
Remember
| Check items one by one |
| -1 means not found |
| Mean = sum / len |
How do you find a mark? The variable m holds marks. Pos starts at minus one, not found. Sixty two is at index two. Min and max give forty five and ninety three. Check items one by one. Minus one is not found. Mean is sum by len.
This clip is from the full lesson: Tuples: Operations, Methods and Tuple Assignment — 8 minutes, with the tables, the quick answers and the whole lesson in text.
Useful for: CBSE Class 10 Artificial Intelligence (417), CBSE Class 11 Computer Science (083), CBSE Class 11 Computer Science (083), CBSE Class 11 Computer Science Essentials (083)
More KwickClips from this lesson
Why did changing an item give a TypeError?43 sec
Can you join two tuples?45 sec
Is it a mistake that sorted() gives a list?45 sec
How do you swap two variables in Python?40 secDisclaimer. KwickAcademy is free study material for general learning and revision. Parts of it, including the voice-over, are produced with the help of AI tools and may contain errors; if you spot one, please tell us and we will correct it. Syllabus, marks and exam details follow the latest official board publications available to us, and boards can change them at any time, so always confirm against your board's official website and your school. Using this material does not guarantee any marks or result. Board names and trademarks belong to their owners; Kwickprep is not affiliated with or endorsed by any examination board. We never ask for passwords, OTPs or ID numbers. Your progress is saved only in this browser. Full disclaimer · Privacy