Friday
August 22, 2014

Homework Help: Statistics

Posted by Jake on Wednesday, October 10, 2012 at 12:49am.

A 50-question true-false exam is given. Each correct answer is worth 10 points. Consider an unprepared student who randomly guesses on each question. In your solution, please be sure to show the exact steps you used to arrive at the answers.

A. If 5 points are deducted for each incorrect answer, what is the chance that the student will score at least 200 points?
B. If 10 points are deducted for each wrong answer, what is the chance that the student will get a negative score on the exam?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Stat - A student takes a 10-question true-false and randomly guesses the answer ...
Statistics - A student is taking a true/false exam with 15 questions. If he ...
math - 11. A Certification Exam containing 20 true and false questions. If a ...
Stats - A student takes a 32 question multiple choice exam but did not study and...
Statistics - A student is taking a multiple-choice exam with 16 questions. Each ...
math - An unprepared student makes random guesses for the ten true or false ...
Statistics - A student studies for a statistics exam where all questions are ...
statistics - a quiz consists of 30 true or false questions. if the student ...
statistics - A multiple choice exam has 20 questions; there are four choices for...
Probability - Thank you for the explanation MathMate! Would the answer to this ...

Search
Members