GATE Exam  >  GATE Questions  >   Over 1500 students appeared for the exam. Th... Start Learning for Free
Over 1500 students appeared for the exam. The entrance exam has 100 multiple choice questions, each carrying 1 mark. Each question has 4 options. Due to negative marking, every incorrect choice gets –0.33 marks. Suppose 800 students choose all their answers randomly keeping uniform probability. The expected marks for 100 questions is
  • a)
    0.75
  • b)
    0.25
  • c)
    9.37
  • d)
    0.65
Correct answer is option 'B'. Can you explain this answer?
Verified Answer
Over 1500 students appeared for the exam. The entrance exam has 100 m...
The probability distribution for X is given below
Expected marks for one question, E(X) = ∑ X P (X)
= 1(0.25) + (-0.33)(0.75)
E(X) = 0.0025
Expected marks for 100 questions = 100 × 0.0025 = 0.25
View all questions of this test
Explore Courses for GATE exam
Over 1500 students appeared for the exam. The entrance exam has 100 multiple choice questions, each carrying 1 mark. Each question has 4 options. Due to negative marking, every incorrect choice gets –0.33 marks. Suppose 800 students choose all their answers randomly keeping uniform probability. The expected marks for 100 questions isa)0.75b)0.25c)9.37d)0.65Correct answer is option 'B'. Can you explain this answer?
Question Description
Over 1500 students appeared for the exam. The entrance exam has 100 multiple choice questions, each carrying 1 mark. Each question has 4 options. Due to negative marking, every incorrect choice gets –0.33 marks. Suppose 800 students choose all their answers randomly keeping uniform probability. The expected marks for 100 questions isa)0.75b)0.25c)9.37d)0.65Correct answer is option 'B'. Can you explain this answer? for GATE 2024 is part of GATE preparation. The Question and answers have been prepared according to the GATE exam syllabus. Information about Over 1500 students appeared for the exam. The entrance exam has 100 multiple choice questions, each carrying 1 mark. Each question has 4 options. Due to negative marking, every incorrect choice gets –0.33 marks. Suppose 800 students choose all their answers randomly keeping uniform probability. The expected marks for 100 questions isa)0.75b)0.25c)9.37d)0.65Correct answer is option 'B'. Can you explain this answer? covers all topics & solutions for GATE 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Over 1500 students appeared for the exam. The entrance exam has 100 multiple choice questions, each carrying 1 mark. Each question has 4 options. Due to negative marking, every incorrect choice gets –0.33 marks. Suppose 800 students choose all their answers randomly keeping uniform probability. The expected marks for 100 questions isa)0.75b)0.25c)9.37d)0.65Correct answer is option 'B'. Can you explain this answer?.
Solutions for Over 1500 students appeared for the exam. The entrance exam has 100 multiple choice questions, each carrying 1 mark. Each question has 4 options. Due to negative marking, every incorrect choice gets –0.33 marks. Suppose 800 students choose all their answers randomly keeping uniform probability. The expected marks for 100 questions isa)0.75b)0.25c)9.37d)0.65Correct answer is option 'B'. Can you explain this answer? in English & in Hindi are available as part of our courses for GATE. Download more important topics, notes, lectures and mock test series for GATE Exam by signing up for free.
Here you can find the meaning of Over 1500 students appeared for the exam. The entrance exam has 100 multiple choice questions, each carrying 1 mark. Each question has 4 options. Due to negative marking, every incorrect choice gets –0.33 marks. Suppose 800 students choose all their answers randomly keeping uniform probability. The expected marks for 100 questions isa)0.75b)0.25c)9.37d)0.65Correct answer is option 'B'. Can you explain this answer? defined & explained in the simplest way possible. Besides giving the explanation of Over 1500 students appeared for the exam. The entrance exam has 100 multiple choice questions, each carrying 1 mark. Each question has 4 options. Due to negative marking, every incorrect choice gets –0.33 marks. Suppose 800 students choose all their answers randomly keeping uniform probability. The expected marks for 100 questions isa)0.75b)0.25c)9.37d)0.65Correct answer is option 'B'. Can you explain this answer?, a detailed solution for Over 1500 students appeared for the exam. The entrance exam has 100 multiple choice questions, each carrying 1 mark. Each question has 4 options. Due to negative marking, every incorrect choice gets –0.33 marks. Suppose 800 students choose all their answers randomly keeping uniform probability. The expected marks for 100 questions isa)0.75b)0.25c)9.37d)0.65Correct answer is option 'B'. Can you explain this answer? has been provided alongside types of Over 1500 students appeared for the exam. The entrance exam has 100 multiple choice questions, each carrying 1 mark. Each question has 4 options. Due to negative marking, every incorrect choice gets –0.33 marks. Suppose 800 students choose all their answers randomly keeping uniform probability. The expected marks for 100 questions isa)0.75b)0.25c)9.37d)0.65Correct answer is option 'B'. Can you explain this answer? theory, EduRev gives you an ample number of questions to practice Over 1500 students appeared for the exam. The entrance exam has 100 multiple choice questions, each carrying 1 mark. Each question has 4 options. Due to negative marking, every incorrect choice gets –0.33 marks. Suppose 800 students choose all their answers randomly keeping uniform probability. The expected marks for 100 questions isa)0.75b)0.25c)9.37d)0.65Correct answer is option 'B'. Can you explain this answer? tests, examples and also practice GATE tests.
Explore Courses for GATE exam
Signup for Free!
Signup to see your scores go up within 7 days! Learn & Practice with 1000+ FREE Notes, Videos & Tests.
10M+ students study on EduRev