Friday
April 18, 2014

Homework Help: statistics

Posted by Diane on Tuesday, March 27, 2012 at 1:52pm.

Mail security estimates that the average daily per-store theft is less than $250, but wants to determine accuracy of this statistic. The company researcher takes a sample of 81 clerks and finds that X =$260 and s=$20.
a) Test at a=.05
b) Construct a 95% CIE of u

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

statistics - Mail security estimates that the average daily per-store theft is ...
Calculus - The perfect Pizza Parlour estimates the average daily cost per pizza...
Calculus - The perfect pizza parlor estimates the average daily cost per pizza ...
economics marginal cost analysis - Vaska Electronics has discovered a theft ...
Economics - A local video store estimates their average customer's demand per ...
Business Law - Jeff was in a department store standing near a clothing rack. ...
Algebra 1 - A bicycle store costs $2400 per month to operate. The store pays an ...
algebra - A bycicle store costs 2,800 per month to operate the store pays an ...
managerial economics - Twenty first century electronics has discovered a theft ...
TSU - Twenty-first century electronics has discovered a theft problem at its ...

Search
Members