You and your friend carpool to school. Your friend has promised that he will come pick you up at your place at 8am, but he is always late(!) The amount of time he is late (in minutes) is a continuous Uniform random variable between 3 and 13 minutes. Which of the following statements is/are true? CHECK ALL THAT APPLY. A. It is less likely that your friend is late for more than 12 minutes than he is late for less than 4 minutes. B. The mean amount of time that your friend is late is 8 minutes. OC. The standard deviation of the amount of time that your friend is late is at about 2.89 minutes. D. None of the above

Q: x=0 probability is 0.1  x=1 probability is 0.1  x=2 probability is 0.2 x=3 probability is 0.2…

A: In the context, it is known that the two occasions are independent.

Q: You go to the library.  Let events C= you check out a book and A = you check out a         DVD.…

A: You go to the library. Let events be: C= you check out a book A = you check out a DVD P(C) = 0.40…

Q: Let A and B be two events in a sample space S such that P(A) = 0.5, P(B) = 0.6, and P(A  B) = 0.15.…

A:

Q: If two events are independent with P(A)=D0.6 and P(B)=D0.3 then which of the following is true?

A: Question: If two events are independent with P(A) = 0.6 P(A) =0.3, then which of the following is…

Q: Let A and B be two disjoint events such that P(A) = 0.27 and P(B) = 0.51. 4 What is P(A or B)?

A: GivenLet A and B be two disjoint eventsP(A)=0.27P(B)=0.51

Q: A letter posted second-class on a Monday has the following probabilities of arriving on Tuesday to…

A: Let's approach this step by step:1) For the first-class letter, the probabilities are as follows:…

Q: Suppose that the number of guests per month that members of a country club bring to golf is given by…

A: According to question, Number of guests (x) Probability 0 0.56 1 0.18 2 0.13 3 0.13…

Q: Let A and B be two independent events with P(A)= 0.4 and ?(?⋃?)=0.64. What is P(B)?

A: given: P (A) =0.4 P (AUB) =0.64

Q: Which of the below are the correct conditions for a binomial​ distribution

A: To use binomial distribution, we require some conditions to be fulfilled.

Q: Two events A and B are such that P(A) = 0.19, P(AN B)= 0.15, P(A or B ) = 0.99. Find P(A N BC).…

A: The given events and their probabilities are as follows: P(A)=0.1 PA∩B=0.15 PA∪B=0.99 Need to find…

Q: Find the probability of randomly selecting 4 good quarts of milk in succession from a cooler…

A: Given:Total quarts of milk=20Number of good quarts of milk Number of spoiled quarts of milk=6

Q: If A and B are events with P(A)=0.6, P(A OR B)=0.98, P(A AND B)=0.02, find P(B).

A:

Q: Determine P(B|A), If A and B are the events with P(A) = 0.34, P(B) = 0.26 and P(AUB) = 0.49

A: Answer: From the given data, P(A) = 0.34 P(B) = 0.26 P(A∪B) = 0.49

Q: If A and B are independent events P(A) = 0.24 and P(A or B) =0.68 Find P(B)

A: P(A)=0.24, P(A or B)=0.68

Q: What is the probability that he must stop a. At both lights. b. At the first light but not at the…

A: Given : P (He must stop at the first light) = 0.35 P ( Stopping at the second light) = 0.65 P (…

Q: Suppose A and B are two independent events with P(a)=0.5 and P(b)=0.4 what is the P(A U B)?

A:

Q: Which of the following is incorrect? O The expected value of the square of a random variable is…

A: Given the 4 statements about random variables and probability.Want to choose which one is incorrect…

Q: Hello. I appreciate any help. Thanks.

A: Given two events A and B, P(A) = 0.2P(B) = 0.3P(A U B) = 0.4P(A ∩ B) is the probability of event A…

Q: 5% of the ball bearings produced by a manufacturer are returned while under varranty. Of these, 60%…

A: P=returned for repair ×   replace or return for repairP=0.15×0.40P=0.06n=10

Q: Q. 2 A car dealer notes the following probabilities about his customers: P(those who buy a new car)…

A: Let us denote the event  A: Those who buy a new car. B: Those who buy a European car. Given,…

Q: Suppose P(A) = 0.28 and P(B) = 0.48 and A and B are independent. Events A and B are not disjoint.…

A: Answer is mentioned below

Q: Brian is the general manager for a business. One of Brian's tasks is to assign extra projects to his…

A: Given, Brain makes an error once every 86 tasks that he assigns. So, probability of making an error:…

Q: Which of the following situations describes a random variable that has a binomial distribution? O…

A: for option aThe cards are selected without placing them back, so it is without replacementThe…

Q: Determine P(B|A), If A and B are the events with P(A) = 0.31, P(B) = 0.28 and P(AUB) = 0.51

A: Answer: From the given data, If A and B are two events, P(A) =0.31 P(B) = 0.28 P(A U B) = 0.51

Q: A marksman scores a bull's eye on 90% of his shots. (Assume the shots are independent.) (a) What is…

A: Solution : P = Probability of scoring a bull's eye in a  shots. = 90% = 0.90 All shots are…

Q: Let A and B are two events, not mutually exclusive. Suppose that P(A) =0.40, P(B)=0.32 and P(A or…

A:

Q: Let A and B two events with P(A) =0.25 and P(B) =0.45 and P(A n B) = 0.1 then P(Ā N B) = 0.35. O…

A: The given probabilities are PA=0.25,PB=0.45,PA∩B=0.1. Now, PA¯∩B=PB-PA∩B=0.45-0.10=0.35=True Thus,…

Q: Find the probability that Amanda swims more than 4 times a month

A:

Q: A and Bare independent events. P(A) = 0.50 and P(B) = 0.20. %3D What is P(A and B)? O A. 0 B. 0.10…

A: We have given that,  A and B are two independent events with P(A)=0.50 and P(B)=0.20 Then,  We will…

Q: enetics. The accompanying table describes results from groups of 8 births from 8 different sets of…

A: X                   P[x] 0                  0.0041                  0.0312                  0.1093…

Q: Suppose you have a possibility to pass in mathematics 0.5. Also you have a possibility to pass in…

A: Let A represents mathematics1 and B represents mathematics2 so given that P(A) = 0.5 and P(B) = 0.7…

Q: Let A and B be events with P(4) =0.3, P(B) =0.73, and P(B 4) = 0.9. Find P(A and B). P(4 and B) =

A: Given data:

Q: Q3: b) Ahmed is taking Mathematics and Geology. His probabilities for getting grade of 90 (consider…

A: # Here Given that,     P(M)=0.70     P(G)=0.60     P(M∩G)=0.50

Q: If E and F are two events. P(E) = 0.28, P(F) = 0.36, P(F|E) = 0.10 Find P(E and F) Round to three…

A: Answer: From the given data, P(E) = 0.28 P(F) = 0.36 P(F | E) = 0.10

Q: Q. 2 A car dealer notes the following probabilities about his customers: P(those who buy a new car )…

A:

Q: The probability of Uber X arriving at the airport at or before your planned arrival time is 0.85.…

A: Given Information: The probability of Uber X arriving at the airport at or before your planned…

Q: A and B are both events in sample space S.   P(A)=0.4 P(B)=0.3 P(A and B) =0.2   What's the…

A: A and B are both events in sample space S. Given, P(A)=0.4 P(B)=0.3 P(A and B) =0.2

Q: 1. A bag contains 10 white and 8 red balls. Four balls are chosen at randomly. Find the…

A:

Q: TRUE/FALSE 1.When events A and B are independent, then P(A and B) = P(A) + P(B).

A: We have given that When events A and B are independent, then P(A and B) = P(A) + P(B). Note:…

Q: Suppose that E and F are two events and that P(E)=0.8 and P(F|E)=0.5. What is P(E and F)​?

A: Given data,  P(E)=0.8  P(F|E)=0.5 P(E and F)​=?

Q: Two events A and B are such that P(A / B) = 0.5, P(AN B)= 0.15,P(A or B ) = 0.65. Find P(AN B).…

A:

Q: Whenever horses a, b, c race together, their respective probabilities of winning are 0.3, 0.5, 0.2.…

A: Whenever horses a, b, and c race together, their respective probabilities of winning are 0.3, 0.5,…