Examlex
Instruction 8-16
The Registrar of a university would like to estimate the proportion of the student population who owns a personal computer. In a sample of 500 students, 417 own a personal computer.
-Referring to Instruction 8-16,a 95% confidence interval for the proportion of student population who own a personal computer is narrower than a 99% confidence interval.
Aluminum Alloy
A compound consisting of aluminum and other elements, providing increased strength, corrosion resistance, or other desirable properties over pure aluminum.
Repair Welding
The process of joining metal parts together, typically for the purpose of repairing damaged components, using various welding techniques.
Neutral Fiber
In beam bending, it's the fiber at the midpoint of the cross section which experiences no compressive or tensile stress when the beam is flexed.
C-Channel Frame
The structure of a frame, often used in vehicle construction or building, characterized by its cross-sectional shape resembling the letter "C", providing strength and flexibility.
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