statistics
posted by Tanya .
A student is taking a multiple choice exam. There are five possible answers for each question.
What is the probability the student will answer the first question correctly?
What is the probability that the student will answer the first question incorrectly?

statistics 
PsyDAG
If just guessing, the probability of answering correctly = .2, incorrectly = .8.
Respond to this Question
Similar Questions

Statistics
A student is taking a multiplechoice exam with 16 questions. Each question has five alternatives. If the student guesses on 12 of the questions, what is the probability she will guess at least 8 correct? 
Math
10 multiple choice questions each with three possible answers only one of which is correct. A student guesses the answer to every question. (a)What is the probability that the student will answer the first six questions correctly and … 
Math
A student is taking a multiple choice exam. There are five possible answers for each question. What is the probability the student will answer the first question correctly? 
Math
I need help with the second question: A student is taking a multiple choice exam. There are five possible answers for each question. What is the probability the student will answer the first question correctly? 
statistics
10. A student is taking a multiple choice test where each question have 5 possible answers of which only one is right. If the student knows the answer the student answers correctly, otherwise there is a 20% probability of correct answer. … 
statistics
A student is taking a multiple choice test where each question have 5 possible answers of which only one is right. If the student knows the answer the student answers correctly, otherwise there is a 20% probability of correct answer. … 
Stats
A student takes a 32 question multiple choice exam but did not study and randomly guesses each answer. Each question has three possible choices for the answer. Find the probability that the student guesses more than 75% of the questions … 
Statistics
Over time, a student analyzes her ability to guess correctly after narrowing down multiple choice answers in a 5selection question (a through e). She discovers that if she narrows her answers to 2 or 3 choices, her probability of … 
Statistical concept 689599.7
1. A student taking a midterm exam in Ancient History comes to two questions pertaining to a lecture that he missed, and so he decides to take a random guess on both questions. One question is truefalse and the other is multiple choice … 
Stat HW for.
1. A student taking a midterm exam in Ancient History comes to two questions pertaining to a lecture that he missed, and so he decides to take a random guess on both questions. One question is truefalse and the other is multiple choice …