Question

the manager at the children's fun park advertises that the typical damily visiting the park spends...

the manager at the children's fun park advertises that the typical damily visiting the park spends at least one hour in the park during weekends. A sample of 35 visitors during the weekends in the month of july revealed that the mean time spent in the park was 62 minutes with a standard deviation of 8 mins.

  1. Using the 0.01 significance level and a one-tailed test, is it reasonable to conclude that the mean time in the Park is greater than 60 minutes? show steps.
  2. Repeat the analysis at the 0.05 significance level. (You may show only the calculations that change).
  3. Repeat with a survey mean of 65 minutes at the .01 significance level. (You may show only the calculations that change).
  4. What do you conclude from your analysis?

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
A national grocer’s magazine reports the typical shopper spends eight minutes in line waiting to check...
A national grocer’s magazine reports the typical shopper spends eight minutes in line waiting to check out. A sample of 24 shoppers at the local Farmer Jack’s showed a mean of 7.5 minutes with a standard deviation of 3.2 minutes. Is it reasonable to conclude that the waiting time at the local Farmer Jack’s is less than that reported in the national magazine? Use the 0.05 significance level. Use the information above to solve the following questions: a. What is...
The operations manager of Slug Computers is considering a new method of assembling its Mollusk Computer....
The operations manager of Slug Computers is considering a new method of assembling its Mollusk Computer. The present method requires 42.3 minutes, on average to assemble the speedy computer. The new method was introduced and a random sample of 24 computers revealed a mean assembly time of 40.6 minutes with a standard deviation of 2.7 minutes, the distribution is normal. At the .10 level of significance, can we conclude the new method is faster, on average? Estimate the p value....
1. You are the manager of a fast-food restaurant. The business problem is to determine whether...
1. You are the manager of a fast-food restaurant. The business problem is to determine whether the population mean waiting time to place an order has changed in the past month from its previous population mean value of 4.5 minute. From the past experience, you can assume that the population is normally distributed, with a population standard deviation of 1.2 minutes. You select a sample of 25 orders during a one-hour period. The sample mean is 5.1 minutes. Determine whether...
There are major issues with people “goofing off” during working hours with the availability of the...
There are major issues with people “goofing off” during working hours with the availability of the internet. Previous studies have found that the average amount of time wasted in the population per day to have a population standard deviation of 12 minutes. You have implemented employee satisfaction programs in your non-profit and you claim that at your workplace the amount of time wasted is less than 60 minutes due to these efforts. Your boss knows that you took statistics and...
PLEASE ANSWER ALL question Suppose you are the manager of Speedy Oil Change which claims that...
PLEASE ANSWER ALL question Suppose you are the manager of Speedy Oil Change which claims that it will change the oil in customers’ cars in less than 30 minutes on average. Further suppose that several complaints have been filed from customers stating that their oil change took longer than 30 minutes. Upper-level management at Speedy Oil Change headquarters has requested that you investigate the complaints. To begin your investigation, you randomly audit 36 oil changes performed by Speedy Oil Change...
You are the manager of a restaurant for a​ fast-food franchise. Last​ month, the mean waiting...
You are the manager of a restaurant for a​ fast-food franchise. Last​ month, the mean waiting time at the​ drive-through window for branches in your geographical​ region, as measured from the time a customer places an order until the time the customer receives the​ order, was 3.9 minutes. You select a random sample of 64 orders. The sample mean waiting time is 3.67 ​minutes, with a sample standard deviation of 0.8 minute. Complete parts​ (a) and​ (b) below. a. At...
You are the manager of a restaurant for a​ fast-food franchise. Last​ month, the mean waiting...
You are the manager of a restaurant for a​ fast-food franchise. Last​ month, the mean waiting time at the​ drive-through window for branches in your geographical​ region, as measured from the time a customer places an order until the time the customer receives the​ order, was 3.9 minutes. You select a random sample of 81 orders. The sample mean waiting time is 4.12 minutes, with a sample standard deviation of 0.9 minute. Complete parts​ (a) and​ (b) below. A. At...
You are the manager of a restaurant for a? fast-food franchise. Last? month, the mean waiting...
You are the manager of a restaurant for a? fast-food franchise. Last? month, the mean waiting time at the? drive-through window for branches in your geographical? region, as measured from the time a customer places an order until the time the customer receives the? order, was 3.8 minutes. You select a random sample of 81 orders. The sample mean waiting time is 3.55 ?minutes, with a sample standard deviation of 0.9 minute. Complete parts? (a) and? (b) below. a. At...
6. An investment banking firm was considering two spreadsheet software for possible use in its large...
6. An investment banking firm was considering two spreadsheet software for possible use in its large data analysis operations. A sample of 20 typical analysis problems were carried out using both software on the firm’s standard personal computer. The time in minutes needed to load the data, program the spreadsheet calculations, carry out the analysis, and print the results was recorded for each problem for each software. The data for software A are stored in column 1 of the Excel...
A manager wishes to see if the time (in minutes) it takes for their workers to...
A manager wishes to see if the time (in minutes) it takes for their workers to complete a certain task will change when they are allowed to wear ear buds to listen to music at work. A random sample of 9 workers' times were collected before and after wearing ear buds. Assume the data is normally distributed. Perform a Matched-Pairs hypotheis T-test for the claim that the time to complete the task has changed at a significance level of α=0.01α=0.01....
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT