Question

Problem 14.65. You want to get from point A to point B and then back to...

Problem 14.65. You want to get from point A to point B and then back to A. To get from A to B there are 3 possible routes while to get from B to A there are 4 possible routes. The time, in minutes, to travel each route are:

Route

From A to B

From B to A

1

20

10

2

15

12

3

12

15

4

20

  1. How many ways are there to complete the round trip?
  2. If the routes are chosen randomly, both going and returning, find the pmf of the travel time.

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
You want to get from point X to point Y and then back to X. To...
You want to get from point X to point Y and then back to X. To get from X to Y there are 3 possible routes while to get from Y to X there are 4 possible routes. The time, in minutes, to travel each route are Route from x to y from y to x 1 20 10 2 15 12 3 20 15 4 25 i) How many ways are there to complete the round trip? ii) If...
A trucking company would like to compare two different routes for efficiency. Truckers are randomly assigned...
A trucking company would like to compare two different routes for efficiency. Truckers are randomly assigned to two different routes. Twenty truckers following Route A report an average of 42 ​minutes, with a standard deviation of 4 minutes. Twenty truckers following Route B report an average of 47 minutes with a standard deviation of 3 minutes. Histograms of travel times for the routes are roughly symmetric and show no outliers. ​a) Find a​ 95% confidence interval for the difference in...
Travel-Times: There are three different ways I can go to work in the morning. I want...
Travel-Times: There are three different ways I can go to work in the morning. I want to see if there is a difference in mean travel-times between the three different ways. The sample data is depicted below. The second table displays results from an ANOVA test on this data with software. I claim there is a difference in mean travel-times between the three different routes. Travel Times in Minutes x Interstate 23   24     22     22     21     20     22.0   Route 15...
A freight transport company wants to choose the best route to take the merchandise from one...
A freight transport company wants to choose the best route to take the merchandise from one deposit to another. The biggest concern is travel time. In the study, 5 drivers from a group of 10 were randomly selected and assigned to route A; the remaining five were assigned to route B. The data obtained were: Route Travel time in hours A 18 24 30 21 32 B 22 29 34 25 35 a) Are there significant differences between the routes?...
You decide that you want to take a walk to enjoy the nice afternoon weather. You...
You decide that you want to take a walk to enjoy the nice afternoon weather. You leave your house and walk 20 m due east. Then in some unknown direction for some unknown distance. From this unknown position, to get back home, you find that you have to travel 8 m west and 10 m north. How far and in what direction did you walk for your second leg of your trip (the unknown leg)?
You are going on a cross-country road trip. You know the route you will take. There...
You are going on a cross-country road trip. You know the route you will take. There are n hotels along this route. You know the location and rate rj for each hotel hj along the route, for 1 ≤ j ≤ n.   You also know the distance dj of each hotel from your starting point. You will eventually get to your destination, after traveling a distance d*.    You can travel a maximum of m miles in a day. You want...
The time, in minutes spent texting in class, is approximately normally distributed with a mean of...
The time, in minutes spent texting in class, is approximately normally distributed with a mean of 6.2 minutes and a standard of 1.6 minutes. The distance, in city blocks, that a student must travel to get from one class to the next has a Chi-squared distribution with 4 degrees of freedom. (The standard city block is approximately 400 feet long) 1) What is the probability that the average time spent texting in a class of 12 random students is between...
Jimbo drives a fanboat giving alligator sightseeing tours, and he wants to be more efficient about...
Jimbo drives a fanboat giving alligator sightseeing tours, and he wants to be more efficient about how he shows his clients around the swamp. He has two possible tour routes, and he needs you to help compare them: a) Jimbo drives away from his home dock at 20 miles per hour (mph) for 9 minutes. He then stops to let his clients take pictures for 10 minutes. He drives further away at 10 mph for 12 minutes, and stops for...
b) On my summer road trip, I drove from Rapid City, SD to Grand Forks, ND....
b) On my summer road trip, I drove from Rapid City, SD to Grand Forks, ND. In looking at my GPS, I saw that there were two suggested routes. I noted with interest that the routes made up the lengths of a right triangle. The hypotenuse ran northeast along a local highway and the legs of the triangle were freeways. My GPS is programmed to calculate time based on my average rate of speed - 5 mph above any posted...
I want to get Congress to pass a reduction in the corporate income tax rate. The...
I want to get Congress to pass a reduction in the corporate income tax rate. The proposed reduction would cut the rate from 35% to 20%. Behavioral economics tells me that I should a.   point out that the proposal would reduce the tax rate by 15 percentage points’ b. point out that it would reduce the tax rate by 43%.
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT