Our educator team will work on creating an answer for you in the next 6 hours. Give the distribution of $X$d. 1 decade ago. X \sim$d. To pass the test a student must answer at least eight questions correctly.

I'm not sure what to, Suppose that we have a box that contains two coins: A fair coin: P(H)=P(T)=0.5 . Describe the sample space. A student randomly guesses the answers to a 10 question true or false quiz. Suppose you randomly pick 13 such institutions. Find the probability that there is at least one correct answer. that prob would be (1/2)^10 = 1/1024 If 60 or more correct is necessary to pass, what is the probability that a student will pass by random guessing? Can someone tell me what the answer is and how you get it. Question 296701: A) A test consists of 10 true and false questions. For someone who makes random guesses for all of the answers, find the probability of passing if the minimum passing grade is 70 %. …. Is it more likely that three or that four dice will show a one? Here, the total observation r trials, n = 10, The probability of getting a right answer, p =, Since, the probability of not getting a right answer, q = 1 - p = 1- 0.5 = 0.5. can someone help me out and answer this two questions :P, Below is a graph modeling the amount of sugar required to make Grandma’s special chocolate chip cookies. One question is true-false and the other is multiple. Use the binomial model to determine the probability that the student gets 5 out of the 10 - 11915840

Find each probability.$P(\text { at least half correct })$. …. The observation is the student’s answer for each question. Explain using sentence(s). Show that the number of possible outcomes for the sample space of possible sequences of 10 answers is 1024. Find the probability that six do not use the foil as their main weapon.f. In your solution, please be sure to show the exact steps you used to arrive at, A student takes a ten-question true-false quiz, but did not study and randomly guesses each answer. How many different meals can be made by selecting one item from each course. Your IP: 167.114.54.14 A student who has not studied answers all ten questions by just guessing. Probability of at least one correct answer: There is only one way the student can have no correct answers, meaning there are #1024-1=1023# ways the student can have at least one correct answer.

How do you determine the theoretical probability of rolling a five on a die? am and returned the bike at 3:00 pm. And explain to me how they got the answer? More than 96 percent of the very largest colleges and universities (more than 15,000 total enrollments) have some online offerings. A student takes a 10 question multiple choice exam and guesses on each question Each question has five choices What is the probability of getting at least 6 correct out of the ten questions? Show all your steps. You must be logged in to bookmark a video. What is the probability that the fish chosen will be a trout if a fish tank contains 25 trout,... A box contains six yellow, two red and two blue cubes. Found 2 solutions by stanbon, Theo: Determine whether each of the following statement is true (i.e., always true) or false (i.e., not always true).

2/100 = .50 (True and False Outcomes) If a student randomly guesses at 15 multiple-choice questions, find the probability that the student gets exactly seven correct. Guessing on a Test An exam has ten true-false questions. The student is damn lucky.. 0 1. We and our partners will store and/or access information on your device through the use of cookies and similar technologies, to display personalised ads and content, for ad and content measurement, audience insights and product development. Use numbers to justify your answer numerically. aannaallaauurraa is waiting for your help. Based on numerical values, would you be surprised if all 25 did not use foil as their main weapon? To pass the test a student must answer at least eight questions correctly. use the complement formula 1-P=

All right. Probability of at least one correct answer: 1023/1024 Probability of exactly one correct answer: 5/512 The probability of an event occurring can be calculated as "Number of ways the event can occur"/"Total possibilities" As there are two possible results for each of the ten questions, there are 2^10 = 1024 possibilities total. At the Fencing Center, 60 percent of the fencers use the foil as their main weapon. The Study-to-Win Winning Ticket number has been announced! Let X be the number of questions answered correctly. To enable Verizon Media and our partners to process your personal data select 'I agree', or select 'Manage settings' for more information and to manage your choices. In words, define the random variable $X$.b. In your solution, please be sure to show the exact steps you used to arrive at . In words, define the random variable $X$.b. What is the slope of a line passing through the points (2, 5) and (0, −4)? Favorite Answer. Use numbers to justify your answer numerically and answer in a complete sentence. If the student guesses on each question, what is the probability that the student will pass the test? A student takes a 10-question true-false quiz, but did not study and randomly guesses each answer. What is the probability that the student gets exactly 7 correct?

Suppose that about 85 percent of graduating students attend their graduation. To calculate the probability, then, we only need to know how many ways the student can get one correct answer. Use T = true and F = false and For a special at Mel's Diner, a customer can choose from 4 appetizers, 6 entrees, 3 side dishes and 5 desserts. What is the probability of picking a... A museum worker randomly displays 6 historical writings in a row.

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