MATLAB - 2D Plotting
The following MATLAB code is intended to create a bar plot of
y = [4, 6, 8], but it produces an error. What is the error?bar y
The following MATLAB code is intended to create a bar plot of y = [4, 6, 8], but it produces an error. What is the error?
medium📝 Debug Q14 of 15
Step-by-Step Solution
Solution:
Step 1: Check syntax of bar function call
The correct syntax requires parentheses:bar(y).Step 2: Identify cause of error
Writingbar ywithout parentheses causes MATLAB syntax error.Final Answer:
Missing parentheses around the vector argument -> Option CQuick Check:
Function calls need parentheses [OK]
Quick Trick: Always use parentheses when calling functions [OK]
Common Mistakes:
- Omitting parentheses in function calls
- Confusing bar with histogram function
- Assuming vector y is undefined without checking
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