Solution Found!

Statistics / OpenIntro Statistics 3 / Chapter 3 / Problem 3.36

OpenIntro Statistics | 3rd Edition | ISBN: 9781943450039 | Authors: David M Diez; Christopher D Barr; Mine Çetinkaya-Rundel

Change Question

In a multiple choice quiz there are 5 questions and 4

Chapter , Problem 3.36

(choose chapter or problem)

Get Unlimited Answers

QUESTION:

In a multiple choice quiz there are 5 questions and 4 choices for each question (a, b, c, d). Robin has not studied for the quiz at all, and decides to randomly guess the answers. What is the probability that (a) the first question she gets right is the 3rd question? (b) she gets exactly 3 or exactly 4 questions right? (c) she gets the majority of the questions right?

Questions & Answers

QUESTION:

In a multiple choice quiz there are 5 questions and 4 choices for each question (a, b, c, d). Robin has not studied for the quiz at all, and decides to randomly guess the answers. What is the probability that (a) the first question she gets right is the 3rd question? (b) she gets exactly 3 or exactly 4 questions right? (c) she gets the majority of the questions right?

ANSWER:

Q: In a multiple choice quiz there are 5 questions and 4 choices for each question (a, b, c, d).Robin has not studied for the quiz at all, and decides to randomly guess the answers. What isthe probability that (a) the first question she gets right is the 3rd question (b) she gets exactly3 or exactly 4 questions right (c) she gets the majority of the questions right Step By Step SolutionStep1 of 4:P(one choice )=0.25=pn=5

Study Tools You Might Need

Chapter: 2 Problem: 1.25

Chemistry: The Central Science 12
Problem 25E Make the following conversions: (a) 72 F to C, (b) 216.7 C to F, (c) 233 C to K, (d) 315 K to F, (e) 2500 F to K, (f) 0 K to F.

Chapter: 7 Problem: 73P

Introductory Chemistry 5
Write balanced complete ionic and net ionic equations for each reaction. (a) \(\mathrm{AgNO}_{3}(a q)+\mathrm{KCl}(a q) \rightarrow \mathrm{AgCl}(s)+\mathrm{KNO}_{3}(a q)\) (b) \(\mathrm{CaS}(a q)+\mathrm{CuCl}_{2}(a q) \rightarrow \mathrm{CuS}(s)+\mathrm{CaCl}_{2}(a q)\) (c) \(\mathrm{Na

Chapter: 6 Problem: 19

Elementary Statistics: A Step By Step Approach 9
Multiple-Job Holders According to the government, 5.3% of those employed are multiple-job holders. In a random sample of 150 people who are employed, what is the probability that fewer than 10 hold multiple jobs? What is the probability that more than 50 are not multiple-job holders?

Chapter: 2 Problem: 61P

Physics for Scientists and Engineers: A Strategic Approach with Modern Physics 3
Problem 61P a. Your goal in laboratory is to launch a ball of mass m straight up so that it reaches exactly height h above the top of the launching lube. You and your lab partners will earn fewer points if the ball goes too high or too low. The launch tube uses compressed air to accelerate the ball

Chapter: 30 Problem: 30.58

Sears and Zemansky's University Physics with Modern Physics 13
Problem 58P An L-C circuit consists of a 60.0-mH inductor and a 250-?F capacitor. The initial charge on the capacitor is 6.00 ?C, and the initial current in the inductor is zero. (a) What is the maximum voltage across the capacitor? (b) What is the maximum current in the inductor? (c) What is the m

Chapter: 7 Problem: 4

Campbell Biology 9
Which of the following processes includes all others? a. osmosis b. diffusion of a solute across a membrane c. facilitated diffusion d. passive transport e. transport of an ion down its electrochemical gradient

Chapter: 6 Problem: 4

Principles of Economics 6
Suppose the federal government requires beer drinkers to pay a $2 tax on each case of beer purchased. (In fact, both the federal and state governments impose beer taxes of some sort.) a. Draw a supply-and-demand diagram of the market for beer without the tax. Show the price paid by consumers, the pri

Chapter: 6 Problem: 4

Advanced Engineering Mathematics 10
What property of the Laplace transform is crucial in solving ODEs?

Not The Solution You Need? Search for Your Answer Here:

×

Login

Login or Sign up for access to all of our study tools and educational content!

×

Register

Sign up for access to all content on our site!

Or login if you already have an account