Exam2022Proposed solution included

MAT 211 Mathematical Methods & Statistics Exam 2022

MAT 211: University of Buea, First Semester Examination (18-01-2022, clean official, 10 MCQ + 2 Section-E questions worth 15 marks each): a flagged internally-impossible probability item (P(A∪B)<P(A) as printed, resolved via the P(A∩B) reading used consistently elsewhere in this course); continuity plus critical-point classification of f(x,y)=-x^3+4xy-2y^2+1 (saddle at (0,0), local max at (4/3,4/3)); hemodialysis decay; bud-worm probability; a Cramer's-rule bacteria/nutrient system (x=300,y=400,z=200).

Open in Shoracy

Opens this paper in the app on your phone.

University of Buea

Faculty of Science - FS

MAT2112022

Mathematical Methods & Statistics

Exam · First Semester · Level 200

From this paper

You are not allowed to write on the question paper.
Section A: Write down only the number of the question and the letter corresponding to the correct
4.
It has been found that 80% of all accidents in a factory involve human error, 40% involve equipment malfunction, and 35% involve both. An accident is investigated. The probability it involves human error alone is: A:0.8 B:0.6 C:0.45 D:0.05

Open in the app to read the full paper and its proposed solution.

View solution Open in Shoracy