A quiz contains 10 questions. There are four possible answers for each question. (a) In how many ways can a student answer the questions on the test if the student answers every question? (b) In how many ways can a student answer the questions on the test if the student can leave answers blank?

A quiz contains 10 questions. There are four possible answers for each question. (a) In how many ways can a student answer the questions on the test if the student answers every question? (b) In how many ways can a student answer the questions on the test if the student can leave answers blank?

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Question

A quiz contains 10 questions. There are four possible answers for each question.
(a) In how many ways can a student answer the questions on the test if the student answers
every question?
(b) In how many ways can a student answer the questions on the test if the student can
leave answers blank?

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