How can I guess accurately?
17:46Suggested clip 98 secondsHow to Guess on a Test — Intelligent Guessing Strategies – YouTubeYouTubeStart of suggested clipEnd of suggested clip
When guessing on a test what letter is best?
Myth 2: C is the best guess letter and is right more often than any other letter. C or H are right (and wrong) as often as any other answer choice. The only guess letter you don’t want to use when you are completely guessing is E or K because they only show up on the math test.
What is the probability of getting the right answer from 4 different choices?
25%
What is the probability that she gets exactly 4 or exactly 5 questions right?
If you want the chances of getting 4 or 5 correct answers, add the answers for exactly 4 and for 5, which gives 15/1024 + 1/1024 = 16/1024 = 1/64.
What is the probability of guessing the correct answer to a true/false question?
Question two is true or false and the person is guessing, so the probability he guesses the correct answer is 1/2. Question three is true or false and the person is guessing, so the probability he guesses the correct answer is 1/2.
How many ways can a 10 question multiple choice test be answered if each question has 4 possible answers?
Therefore, there are 18 × 325 = 5,850 ways. A multiple-choice test contains 10 questions. There are four possible answers for each question.
How many ways are there to fill out a 20 question multiple choice exam if there are 4 ways to answer each question?
There are 2 ways to answer each true-false question, and 4 ways to answer each multiple choice. Each answer is independent. So there are 2^15 ways to answer 15 true false questions.
How many ways can a 5 question quiz with 5 multiple choice questions be answered?
3125 different ways