What is the probability of getting all 5 questions right?
1/3125
A multiple-choice test has 5 questions each with 5 possible answers, the probability of guessing all the questions correctly is 1/3125.
What are some good true and false questions?
The best true or false quiz questions
- The atomic number for lithium is 17.
- A cross between a horse and a zebra is called a ‘Hobra’
- The black box in a plane is black.
- Alliumphobia is a fear of garlic.
- Sex Education star Gillian Anderson was born in Chicago, Illinois.
- Prince Harry is taller than Prince William.
How many ways are possible in answering a true false test of 5 questions?
But once you have chosen 5 true questions, you know that the remaining answers have to be false, so the answer is 252. Hint: Of the “10” answers, you need to “choose 5” of them to be true.
How many possible combinations of 6 true/false questions?
Explanation: In each question you have two options, T and F. Then in 6 questions you have 2 options for the first, two for the second, two for the third… At the end you get 2·2·2·2·2·2 = 26 options and 26 = 64.
What is the probability of guessing the correct answer on a 5 item multiple-choice test if you have no idea of the correct answer?
The chance of guessing one answer on its own is 1/3. 45/118 is slightly more than 1/3 which means that guessing all 5 correctly is more probable than guessing only one correctly. This is obviously untrue as guessing each additional answer is increasingly less likely.
How many possible answers are there to a 5 question multiple-choice quiz with 4 choices for each answer?
1,024 <— your answer! Hope this helps!
How do you answer a true/false question?
5 Quick Tips for Answering True-or-False Test Questions
- Read the questions carefully.
- Dissect the statement word-by-word and phrase-by-phrase.
- Look for inflexible words.
- Don’t become confused by negatives.
- When all else fails, guess.
What are true and false questions called?
Strategy 2: True-False questions may use words called “absolutes” or “qualifie’s. Absolute words imply there are no exceptions to the facts stated in the question. Examples of such words are never, none, always, all, every, only.
What is the correct method of answering a true/false based question?
The following strategies will enhance your ability to answer true/false questions correctly: Approach each statement as if it were true. Approach each statement as if it were true and then determine if any part of the statement is false. Just one false part in a statement will make the entire statement false.
How many ways can a student answer a 4 item true-or-false quiz?
For each of the four questions, there are two possible outcomes. Thus, in total, there are 24=16 ways to answer the four questions. Only one of these 16 sequences is correct.
How many possible ways can a 7 item true or false test be answered?
There are 128 ways to answer a quiz with 7 true-or-false questions.
How many ways can 10 true false questions be?
Expert Answer Each question can be answered in 2 ways: true of false. So by the Fundamental Counting Principle, a 10-question true-falce exam can be answered in: 2 ⋅ 2 ⋅ 2 ⋅ 2 ⋅ 2 ⋅ 2 ⋅ 2 ⋅ 2 ⋅ 2 ⋅ 2 = 2 10 = 1024 ways.
How many possible answers are there in 5 item multiple choice quiz with 4 choices for each question?
How many ways can you answer 10 multiple-choice questions of each question has 4 choices?
Here, there are 4 choices per question, and 10 questions. Choosing an answer for each question is a sequential task, so there are 4 × 4 × 4 × 4 × 4 × 4 × 4 × 4 × 4 × 4=410 ways to answer.
How do you find the number of possible outcomes in probability?
To find the total number of outcomes for two or more events, multiply the number of outcomes for each event together. This is called the product rule for counting because it involves multiplying to find a product.
What is a multiple true/false question?
Multiple-true-false (MTF) questions represent a multiple-response format that retains the question stem and response option structure of MC questions but requires students to separately mark each option as true or false, rather than selecting one correct option.
How do you determine true and false?
Conclusions
- To check if a variable is equal to True/False (and you don’t have to distinguish between True / False and truthy / falsy values), use if variable or if not variable .
- If you want to check that a variable is explicitly True or False (and is not truthy/falsy), use is ( if variable is True ).
How do you write a true/false question?
Suggestions for writing true/false questions
- Include only one main idea in each item.
- As in multiple choice questions generally, use negatives sparingly.
- Try using in combination with other material, such as graphs, maps, written material.
- Use statements which are unequivocally true or false.
How do you make a true/false question?
How do I create a true false question?
- Add a true false question.
- Set the point value for the question.
- Display point value while students are taking the exam.
- Add a minimum point value.
- Deduct point(s) for an incorrect answer.
- Enter the question text.
- Add attachment(s).
- Select the correct answer.