Homework Help: Statistics

Posted by Lori on Friday, October 8, 2010 at 10:48pm.

A multiple choice test consists of 60 questions. Each question has 4 possible answers of which one is correct. If all answers are random guesses, estimate the probability of getting at least 20% correct?

Trouble with deciding p, n, q, and P (X)

Statistics - uzair, Tuesday, December 14, 2010 at 9:23pm
.8508
Statistics - Anonymous, Friday, April 15, 2011 at 10:38am
A test is composed of six multiple choice questions where each question has 4 choices. If the answer choices for each question are equally likely, find the probability of answering more than 4 questions correctly.

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