Tuesday
September 30, 2014

Homework Help: statistics

Posted by general on Friday, March 22, 2013 at 7:59am.

A countrywide estate agency specializes in selling commercial ventures. Their records show that the mean selling time is less than 90 days. Because of recent economic conditions, they believe that the mean selling time is now greater than 90 days. A countrywide survey of 100 businesses sold recently revealed that the mean selling time was 94 days, with a standard deviation of 22 days. At the 0.10 lavel of significance, has there been an increase in selling time?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

quantitative techniques - a countrywide estate agency specializes i selling ...
algebra - At a certain real estate firm,realtors selling homes receive a ...
algebra - At a certain real estate firm,realtors selling homes receive a ...
statistics - According to the local real estate board, the average number of ...
Math - Karl wants to get $80,000 for his house the real estate agent charges 8...
business - Do you believe that the move from selling music on a physical product...
Statistics - According to a study by the Centers for Disease Control, the ...
Statistics - Upon examining its records, a hospital computes the distribution of...
Business - Do you believe that the move from selling music on a physical product...
Statistics - Long term experience showed that after a type of eye surgery, ...

Search
Members