Answer a question

Done 6 myopenmath.com AA 6 Chapter 4.3 - 4.4 Homework Score: 0.83/20 0/20 answered Progress saved Done 6 wlc. 0 Question 20 V l3 0/1 pt '0 3 Z 99 G) Details 14. Identify the following as either a Permutation or a Combination. Then answer the question. Show Your Work on your worksheet when solving. Do not just put into your calculator. a. Sara is setting a new code for her garage. The key pad has the numbers 0-9 to choose from, and she needs to set a 4-digit passcode and cannot use the same number more than once in a code. How many different codes can she possibly set? 0 Combination O Permutation C] passcodes. b. A team of 3 students is to be formed out of 6 students. How many ways can the team be formed? 0 Combination O Permutation l: c. In how many ways can 3 pizza toppings be selected from a group of 12 toppings? 0 Combination O Permutation E 0/1 pt 0 3 8 99 (9 Details Giving a test to a group of students, the grades and gender are summarized below ---n mum --" If one student is chosen at random, Find the probability that the student got a C: Find the probability that the student was female AND got a "A": Find the probability that the student was female OR got an "C": If one student is chosen at random, find the probability that the student got a 'C' GIVEN they are male: Question Help: 8 Message instructor l3 0/1 pt '0 3 8 99 G) Details PQR Airlines reports that 90.1% of its flights arrive on time. What percent of its flights do not arrive on time? Question Help: 8 Message instructor Submit Question i myopenmath.com B 0/1 pt 0 3 2 99 (9 Details Use the table below to answer the following questions all-- more ----I What is the probability that someone is from the U.S? What is the probability that someone has at least 2 children? What is the probability that someone is from the U.S and has What is the probaility that someone is from the US or has 0 Given that the person is from the U.S, What is the probability that they have 3 or more children? Given that the person has 1 child , what is the probability that Done 8 myopenmath.com AA 6 Chapter 4.3 - 4.4 Homework Score: 0.33/20 0/20 answered Progress saved Done (3) wlc. 0 Question 4 v IZO/1 pt '0 3 8 99 G) Details Giving a test to a group of students, the grades and gender are summarized below If one student is chosen at random, Find the probability that the student got a 'B' GIVEN they are female. Question Help: 8 Message instructor Submit Question Done 6 myopenmath.com AA (3 Chapter 4.3 - 4.4 Homework Score: 0.33/20 0/20 answered Progress saved Done (3) wlc. 0 Question 7 v IZO/1 pt '0 3 8 99 G) Details Mrs. Donovan is the coach of a middle school golf team that has 10 golfers. There are 4 sixth graders, 2 seventh graders, and 4 eighth graders on the team. Mrs. Donovan will randomly select two team captains. What is the probability that both captains will be eighth graders? l: Make sure to write your answer as a reduced fraction. Question Help: 8 Message instructor Submit Question Done 6 myopenmath.com AA (3 Chapter 4.3 - 4.4 Homework Score: 0.33/20 0/20 answered Progress saved Done (3) wlc. 0 Question 13 V l3 0/1 pt '0 3 8 99 G) Details Giving a test to a group of students, the grades and gender are summarized below If one student is chosen at random, Find the probability that the student did NOT get an "A" Question Help: Video 1 El Video 2 8 Message instructor Submit Question Done 3 myopenmath.com AA Chapter 4.3 - 4.4 Homework Score: 0.33/20 0/20 answered Progress saved Done (3) WC. 0 Question 10 V l3 0/1 pt '0 3 8 99 G) Details Suppose we know that P(A) : 0.21. What is the probability of the complement of A? : Question Help: 8 Message instructor Submit Question Done 6 myopenmath.com AA (3 Chapter 4.3 - 4.4 Homework Score: 0.33/20 0/20 answered Progress saved Done (3) wlc. 0 Question 15 V l3 0/1 pt '0 3 8 99 G) Details 39.4% of US homes continue to use a landline in addition to cell phone service. 5 US homes are randomly selected. What is the probability that at least one of the 5 continues to use a landline? Round your answer to 4 decimal places. Question Help: 8 Message instructor Submit Question 0 Question 11 v E 0/1 pt 0 3 8 99 G) Details Use this table to answer the following questions. [W 0-2 3-5 WW Broncos Fan WWW]? Not a Broncos Fan WWW'T Total |T 23 [T]? a) If a random a person was selected, what would be the probability that the person was not a Broncos fan ? l: b) Given that a person is a Broncos fan, what is the probability that they have 6 or more siblings? S c) Given that a person has 3-5 siblings, what is the probability that the person is not a Broncos fan? l: d) If a random person was selected, what would be the probability that the person was a Broncos fan? l: e) If a random person was selected, what would be the probability that the person is not a Broncos fan and has 3-5 f) If a random person was selected, what would be the probability that the person is not a Broncos fan or has 0-2 g)lf a random a person was selected, what would be the probability that the person was a Broncos fan and has 3-5 ill Done 6 myopenmath.com AA (3 Chapter 4.3 - 4.4 Homework Score: 0.33/20 0/20 answered Progress saved Done (3) wlc. 0 Question 3 v l3 0/1 pt '0 3 8 99 G) Details Giving a test to a group of students, the grades and gender are summarized below If one student is chosen at random, Find the probability that the student was female OR got an "".A Question Help: Video 8 Message instructor Submit Question Done 6 myopenmath.com AA (3 Chapter 4.3 - 4.4 Homework Score: 0.83/20 0/20 answered Progress saved Done (3) wlc. 0 Question 19 V a 0.33/1 pt '0 2-3 2 99 (D Details Score on last try: 0.33 of 1 pts. See Details for more. > Next question 23 Get a similar question You can retry this question below Compute the following for n = 9 and k: = 5 : ' n 1. Pk .. n 11. Ck How many different ways are there to select a group of 5 out of 9 people for a cyber-sport team with 5 distinct roles? -o' Question Help: E Video 1 E Video 2 E Video 3 '2] Written Example 1 E Message instructor Submit Question Done 6 myopenmath.com AA (3 Chapter 4.3 - 4.4 Homework Score: 0.83/20 0/20 answered Progress saved Done (3) wlc. 0 Question 18 V IZO/1 pt '0 3 8 99 G) Details A Spanish club is electing a president, vice president, and secretary. The club has 8 members who are eligible for these offices. How many different ways can these offices be filled? O permutation O combination C] different ways. Question Help: 8 Message instructor Submit Question Done 6 myopenmath.com AA 6 Chapter 4.3 - 4.4 Homework Score: 0.33/20 0/20 answered Progress saved Done (3) wlc. 0 Question 6 v IZO/1 pt '0 3 8 99 G) Details Pollsters are concerned about declining levels of cooperation among persons contacted in surveys. A pollster contacts 101 people in the 18-21 age bracket and finds that 86 of them respond and 15 refuse to respond. When 286 people in the 22- 29 age bracket are contacted, 264 respond and 22 refuse to respond. Assume that 1 of the 387 people is randomly selected. Find the probability of getting someone in the 22-29 age bracket OR someone who refused to respond. Report the answer as a percent rounded to one decimal place accuracy. You need not enter the "%" symbol. prob = % Question Help: 8 Message instructor Submit Question Done 3 myopenmath.com AA Chapter 4.3 - 4.4 Homework Score: 0.33/20 0/20 answered Progress saved Done (3) 116C. 0 Question 14 v l3 0/1 pt '0 3 8 99 G) Details What is the complement of P(A) if P(A) : 0.83 Question Help: 8 Message instructor Submit Question Done 6 myopenmath.com AA 6 Chapter 4.3 - 4.4 Homework Score: 0.33/20 0/20 answered Progress saved Done (3) wlc. 0 Question 8 v IZO/1 pt '0 3 8 99 G) Details A certain virus infects one in every 400 people. A test used to detect the virus in a person is positive 90% of the time if the person has the virus and positive 5% of the time if the person does not have the virus. (This 5% result is called a false positive.) Let A be the event "the person is infected" and B be the event "the person tests positive". --- a. Find the probability that a person has the virus given that they have tested positive, i.e. find P(A if B). Round your answer to the nearest hundredth of a percent and do not include a percent sign. P(A if B): % b. Find the probability that a person does not have the virus given that they test negative, i.e. find P(not A if not B). Round your answer to the nearest hundredth of a percent and do not include a percent sign. P(not A if not B) = % Question Help: Video 8 Message instructor Submit Question Done 3 myopenmath.com AA (3 a 0.5/1 pt '0 3 8 98 G) Details You are placing 11 different pictures on separate pages of a photo album. How many different ways can you order the 11 pictures in the album? 0 combination 0 permutation O factorial ways I How many different ways can 4 of the 11 pictures be placed on the first 4 pages? 0 factorial O permutation O combination Question Help: 8 Message instructor Submit Question B myopenmath.com Chapter 4.3 - 4.4 Homework Score: 0.33/20 0/20 answered Progress saved Done :31 VEC. 0 Question 12 v l3 0/1 pt '0 3 8 99 6) Details On a 6 question multiple-choice test, where each question has 5 answers, what would be the probability of getting at least one question wrong? Give your answer as a fraction Question Help: Video 8 Message instructor Submit Question Done 6 myopenmath.com AA 0 Chapter 4.3 - 4.4 Homework Score: 0.33/20 0/20 answered Progress saved Done (3) wlc. 0 Question 9 v l3 0/1 pt '0 3 8 99 G) Details Topic: Choosing ping-pong balls without replacement. There are 6 white and 3 orange ping-pong balls in a brown paper bag. Two balls are randomly chosen. Enter your answers as fractions. They do not need to be reduced. (The "Preview" simply displays your answer in nice mathematical text. It does not mean that your answer is either right or wrong.) a) How many total balls are in the bag at the start? D b) What is the probability that the 1st ball is orange? ( P 1st = orange) = C] c) What is the probability that the 2nd ball is also orange, given that the 1st ball was orange? P(2nd = orange | 1st = orange) = D d) What is the probability that both the 1st and the 2nd balls are orange? C] Question Help: 8 Message instructor Submit Question Done 3 myopenmath.com AA Chapter 4.3 - 4.4 Homework Score: 0.33/20 0/20 answered Progress saved Done (3) WC. 0 Question 16 v l3 0/1 pt '0 3 8 99 G) Details In how many ways can first, second, and third prizes be awarded in a contest with 425 contestants? Question Help: Video 8 Message instructor Submit