Homework Help: Statistics

Posted by Jasmine on Sunday, March 25, 2012 at 2:44am.

How long does it take to have food delivered? A Chinese restaurant advertises that the mean delivery will be no more than 30` minutes. A random sample of delivery times is shown below. Based on this sample data, is the mean delivery time different than 30 minutes? Use a 5% level of significance. 21, 28, 22, 23, 30, 27, 29, 30, 32, 24, 32, 25, 26, 31.

Statistics - Rong, Monday, April 23, 2012 at 8:48am
(27，14-30）/(3.71/square root of 14) than find the p-value

Answer this Question

Related Questions

English - Thank you very much for your last corrections. Here are some more ...
math - Express Courier Service has found that the delivery time for packages is ...
English - 1. If you heard him speak Chinese, you would take him for a Chinese. 2...
Statistics - Recently, a case of food poisoning was traced to a particular ...
Statistics - In an advertisement, a shoe store claims that its mean online ...
math - At work one day Erica received 55 packages. Speedy Delivery delivered 4 ...
prealgebra - You are ordering food for home delivery. The cost of your food is $...
English - 1. I learned about some Chinese expressions and Chinese cultures. 2. I...
Math - Delivery Dilemma. I have a problem where i need to figure out the order ...
Business Law - A firm advertises that it is selling 2000 items of equipment for...

For Further Reading

First Name:
School Subject:
Answer: