HEREDITY
BASICS OF PROBABILITY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Intuition
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Relative Frequency/ Experience
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Equally likely outcomes
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Detailed explanation-1: -There’s a 50-50 chance of getting a true or false question correctly on guessing. In other words, the probability of getting it correct is 0.5.
Detailed explanation-2: -You have approximately a 94% probability of correctly guessing at least 20 questions correctly on a 50 question exam.
Detailed explanation-3: -True/False Questions Disadvantages It is hard to accurately gauge a learner’s actual understanding of the material judging by the results of a test composed of true/false questions. Learners have a 50% chance to guess the correct answer to every individual true/false question.
Detailed explanation-4: -For every question, there are two outcomes: Either you answer correctly or you don’t. If you pick a random answer, the probability of guessing the right answer is one out of four, 1/4, or 0.25. Consequently, the probability of guessing wrong is a lot higher at 3/4 or 0.75.