Each of the five questions in a multiple choice test has 4 possible answer . The number of different sets of possible answers is

Each of the four questions in a multiple choice test has 4 possible answers . The number of different sets of possible answers is

Each of five questions on a multiple choice examination has four choices, only one of which is correct. A student is attempting to guess the answer. If the random variable X is the number of questions answered correctly, the probability that the student will get exctly three answer correct is

A ____ is a possible answer that can be tested .

Answer the multiple choice questions. A cube is a

There are 5 questions in a multiple choice examination in which each question has 3 possible answers.Find the probability that a student gives 4 correct answers by guess only.

There are 5 questions in a multiple choice examination in which each question has 3 possible answers.Find the probability that a student gives 4 correct answers by guess only.

In an examination there are three multiple choice questions and each question has 4 choices.The number of ways in which a student can fail to get all answers correct is (a) 11 (b) 27quad (c) 12 (d) 63