The access code for a ATM bank card consists of 4 digits. The first digit cannot be 0 or 1, and the last digit must be an odd number . Digits two and three may be repeated. What is the probability of randomly selecting the correct access code on the first try?   Jury Selection From a group of 10 people, a jury of 4 people is selected. In how many different ways can a jury of 4 people be selected?

Q: A quiz consists of 6 multiple choice questions. Each question has 4 choices. A student who forgets…

A: Let X=the number of correct questions n=number of trials=6 p=probability of getting the correct…

Q: There is money to send three of seven city council members to a conference in Honolulu. All want to…

A: According to the combination rule, if r distinct items are to be chosen from n items without…

Q: There are 4 quarters and 2 dimes and 1 nickel in a coin pouch. Two coins are selected at random. If…

A:

Q: A student ran out of time on a multiple choice exam and randomly guessed the answers for two…

A:

Q: Pablo randomly picks five marbles from a bag of eleven marbles (six red ones, three green ones, and…

A: According to the combination rule, if r distinct items are to be chosen from n items without…

Q: A multiple -choice test consists of 6 questions . Each question has answers choices of a,b,c,d, and…

A: From the provided information, Number of questions (n) = 6 Each question has answers choices of…

Q: After studying all night for a final exam, a bleary-eyed student randomly grabs 2 socks from a…

A: To calculate the probability of a matched pair, we need to consider the probability of selecting two…

Q: The red blood cell counts​ (in millions of cells per​ microliter) for a population of adult males…

A:

Q: A paper bag contains three green,four brown and five yellow beads. To win a game, Zoe needs to draw…

A: Given, a paper bag contains 3 green, 4 brown and 5 yellow beads. so we have a total of 12 beads…

Q: Five people ​(AntoineAntoine​, Byron​,Chloe​,Dennis​,and Emily​)form a​ club, N=​{A, ​B, C,​ D,…

A: The odds against is the ratio of the number of ways that an outcome cannot occur to the number of…

Q: Charlie the Chimp is taking a multiple choice test. There are four questions on the test and there…

A: The number of questions n is 4.

Q: Assume that you guess on each question of a multiple choice test. There are 12 questions and each…

A: Given Data: The number of questions is: n=12 The possible answers to each question are: r=4 The…

Q: A lock consists of 4 dials, where each dial has 6 letters. What is the probability of guessing the…

A:

Q: A jar contains 54 jelly beans: 14 lemon, 12 watermelon, 17 blueberry, and 1i grapt. Juppose two…

A: We have to  find out given probability....

Q: Steve has 12 biscuits in a tin. There are 5 digestive and 7 chocolate biscuits. Steve takes two…

A: Given that, Total number of biscuits = 12 5 digestive biscuits and 7 chocolate biscuits We to find…

Q: Julia sets up a passcode on her tablet, which allows only eight-digit codes. A spy sneaksa look at…

A: According to the provided data, the passcode allows only eight digit codes. As the fingerprints on…

Q: Three people are selected for a committee from 7 Democrats and 3 Republicans. What is the…

A: It is an important part of statistics. It is widely used.

Q: how many ways could 2 contaminated farms and 8 noncontaminated farms be chosen?

A: Soil Samples An environmental agency is analyzing soil samples from 50 farms for lead contamination.…

Q: There is money to send four of seven student council members on a trip to Washington DC. All want to…

A: Given Information: Number of members = 7  Number of members to be send for trip = 4

Q: A lock consists of 2 dials, where each dial has 4 letters. What is the probability of guessing the…

A: Experiment : Guessing the combination Event: Guessing the right combination.

Q: For a school project, 3 students need to produce a sample of students at their school.  Which of the…

A: Given: A sample of students for a school project needs to be produced by 3 students.To find: The…

Q: A slot machine has 3 dials. Each dial has 30 positions,one of which is "jackpot". To win the jackpot…

A: We need to recall that odds of winning the jackpot is given by: probability of winning the…