Playbill magazine , Management Theories

Playbill Magazine had reported that the mean yearly household income of its readers is $119,155. The most recent random sample of 80 households taken from its subscription list had a mean annual household income of $124,450. Past studies have shown that the standard deviation of household income is $30,000. Based on this information, can Playbill's executives conclude that there has been a significant shift in the average yearly income of its readers? (Use alpha = .05).

 

Posted Date: 3/23/2013 3:26:31 AM | Location : United States







Related Discussions:- Playbill magazine , Assignment Help, Ask Question on Playbill magazine , Get Answer, Expert's Help, Playbill magazine Discussions

Write discussion on Playbill magazine
Your posts are moderated
Related Questions
what is quality control in total quality management?

Value chain for construction company

Belbin’s evolved team roles serve little practical value. Behaviour does not fit into neat categories and most people do not acknowledge allowable weaknesses. The two most import

DEFNITIONS of ENVIORNMENT-ORIENTED  The accomplishment of work has a great concern with a proper environment in an organization. Managers have the responsibility to make and m


how to ethically aplly human resource systems and designs

#question coca cola company assighnment..

Lambda" ( λ ) is the Greek character used to denote the average service rate in queuing theory TRUE          FALSE

Options in designing simulation models include all except a. Repeating-versus non-repeating random numbers. b. Most versus all relevant variables. c. One versus several r

What are the morphological and physiological adaptations of flatworms, with relevant examples