Random walk on the line: a drunk walker takes step left or right with probability 1/2. Assuming that one step if 3 ft and he takes a step every second, what is the probability that he will be at a distance 100 ft or more from the place he started after one hour? Use

Q: P(E)=35/41. Find the probability that the event will not happen.

A:

Q: Find the probability ​P(Ec​) if ​P(E)=0.25.

A: We want to find vlaur of people(Ec)

Q: Find the probability of the indicated event if P(E)= 0.30 and P(F) = 0.55. Find P(E or F) if P(E and…

A: The provided information are: P(E)=0.30 P(F)=0.55 P(E and F)=0.15 To calculate the P(E or F) use the…

Q: has the virus given that they have tested postive does not have the virus given that they test…

A: A certain virus infects one in every 300 people. A test used to detect the virus in a person is…

Q: Question 3 Find the probability of getting a number greater than 2 when a die is rolled.

A: An event is an outcome or a set of outcomes of a random experiment to which a probability is…

Q: Find the probability P(Ec​) if ​P(E)=0.42.

A:

Q: Answers must be in 4 decimals The probability that a patient visiting his dentist will have an x-ray…

A:

Q: Answers must be in 4 decimals The probability that a husband watches Grace Anatomy is 0.40 and the…

A: Given : P(Husband does) = 0.4 P(Wife does) = 0.5 P(Husband does | Wife does) = 0.7 P(Wife does ∩…

Q: Probability that Joe eats an apple on Tuesday is 0.4. The probability that Mark eats and apple on…

A:

Q: nown as subjective probability. the law of large numbers. an impossible event.

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

Q: A negative z-value implies a negative probability

A: Z~N(μ=0, σ2=1)

Q: Suppose 90% of kids who visit a doctor have a fever, and 35% kids with a fever have sore throats.…

A: Independent Events:   Any two events A and B are said to independent if the occurrence of the event…

Q: A traffic stop light stays red for 29 sec. Drivers arrive at the stop light at random times. What is…

A:

Q: Pain: A recent survey asked 830 people how many days they would wait to seek medical treatment If…

A: Given data,   P(Person waits more than 3 days)=?

Q: The probability that an employee gets the highest rating at their annual review is 40% The…

A: It is given that: The prob. that an employee gets the highest rating, PR=40%=0.40. The prob. that an…

Q: The probability that a student pilot passes the written test for a private pilot's license is 0.55.…

A: Probability distributions are of two types, discrete and continuous distributions. Binomial…

Q: Consider the joint probability function: X 1 2 -1 а 0.1 d. c 0.3 0.4 1 If X and Y are independent…

A: Given:

Q: The probability that you will receive a wrong number call this week is 0.1. The probability that you…

A: From the provided information, Let A represent the event that he will receive a wrong number call…

Q: newly developed missile destroys the target when it falls within 50 m of the target. The probability…

A: Provided information is, a newly developed missile destroys the target when it falls within 50 m of…

Q: The probability that a student has a visa card (EVENT V) IS 77. The probability that a student has…

A: Given: P(EVENT V) = 0.77 P(EVENT M) = 0.15 P(Both) = 0.06 Formula Used: PA∪B = P(A) + P(B) - PA∩B

Q: e odds against it raining in Los Angeles tomorrow are 200:3. Determine the probability as a fraction…

A: Given, the odds against it raining in Los Angeles tomorrow are 200:3 .

Q: Suppose to odds that you would encounter a red light on your way to work are given as 3:13.…

A:

Q: You pick 25 cards from a deck all at once.  Find the probability that at least 28% of your cards are…

A: Obtain the probability that at least 28% of your cards are face cards. The probability that at least…

Q: The probability of an archer missing the target is 2/3. 1. What is the probability that the archer…

A: Given

Q: A bus holds students with a mean weight of 87 lb with SD = 6.5 lb Find the z-value for a group of…

A: Mean,  lbStandard deviation, lbTo find the -value for probability less than 83 lb, the sample size…

Q: A certain virus infects one in every 400 people. A test used to detect the virus in a person is…

A:

Q: The probability that a person living in a certain city owns a dog is estimated to be 0.25. Find the…

A: In this case, it is needed to find the probability that the tenth person randomly interviewed is the…

Q: The probability that a given person at the band shell buys their album is 20% the probability that…

A: Given that - The probability that a given person at the band shell buys their album is 20% the…

Q: Find the probability of the indicated event if ​P(E)=0.25 and P(F)=0.45.

A: From the given information, ​P(E)=0.25 and P(F)=0.45 P(E and​F)=0.10.

Q: The probability that a lightbulb is defective is 0.1 (meaning "good" is 0.9). 1. What is the…

A:

Q: Find the probability of getting an even number when a die is thrown.

A:

Q: The probability that an event will happen is P(E)= 0.47. Find the probability that the event will…

A: The probability that an event will happen is P(E)= 0.47We have to find the probability that the…

Q: In class, the probability that a student reviewed only his/her lesson a night before the quiz is…

A: Solution: From the given information, the probability that a student reviewed his/her lesson a night…

Q: What is the probability that the principal is present and makes a purchase when the sales agent…

A: The probability that a school principal is present when a sales agent calls is0.8.

Q: he probability of a person dying quickly given that he or she ate flesh from a Mad Cow is 85%…

A: P(Dying | Mad Cow) = 0.85 P(Mad cow)=0.12

Q: The probability is 0.309that the gestation period of a woman will exceed 9 months. In 3000human…

A: Given data The probability is 0.309 that the gestation period of woman will exceed 9 months

Q: Illustration 16.19. A bag contains 4 white and 5 black balls and another bag contains 6 white and 10…

A: Here, P(White |Bag 1) =4/9 P(White |Bag 2) = 6/16 P(Bag 1) =1/2 P(Bag 2) =1/2

Q: What is the probability of P(x>2) if the values of variable X are 2, 3, 4 and P(X=X) are 0.20, 0.30,…

A: Given PMF : X  2 3 4 P(X=X) 0.2 0.3 0.5 Sum of probabilities = 1