What is the point estimate of the proportion, Basic Statistics

According to Thomson Financial, through January 25, 2006, the majority of companies reporting profits had beaten estimates (BusinessWeek, February 6, 2006). A sample of 162 companies showed 104 beat estimates, 29 matched estimates, and 29 fell short.

a. What is the point estimate of the proportion that fell short of estimates?

b. Determine the margin of error and provide a 95% confidence interval for the proportion that beat estimates.

c. How large a sample is needed if the desired margin of error is .05?

 

Posted Date: 3/30/2013 7:41:39 AM | Location : United States







Related Discussions:- What is the point estimate of the proportion, Assignment Help, Ask Question on What is the point estimate of the proportion, Get Answer, Expert's Help, What is the point estimate of the proportion Discussions

Write discussion on What is the point estimate of the proportion
Your posts are moderated
Related Questions
Soddy and Rutherford, from their experimental study regarding the radioactive disintegration formulated the following laws, known as laws of radioactive disintegration. 1. Radioac

A teacher is interested in comparing the effects of 3 different parts of rehearsal methods (Rote rehearsal, Imagery, and Story) on number of words recalled. Participants are random

Bedovin company manufactures office tables and chairs using job order costing. The data given below were taken from the records as of April 30, the first month of operations. Job

What is regression analysis ? Discuss the relation between ''correlation coefficient'' and the ''regression coefficients''?

Conceptual Structure has also resolved several issues which were uncertain by sales expectations for some time. Activities and dealings that can't be worked by designed financial s

What are the steps in a recruitment process and who are responsible for each step?

HOW DO U CALCULATE VARIABLE SELLING AND ADMINISTRATIVE EXPENSES IF GIVEN MARKETING COSTS ADVERTSING P6000 PER MONTH SALES PERSONNEL SALARIES AND COMMISSION R 80000 PER MONTH PLUS

Are depreciation, depletion and amortization similar? In accounting the terms depreciation, depletion and amortization often involve the movement of costs from the balance s

Automated clearing house (ach) A across the country settlement and selection program that provides for automated submission and arrangement of resources. Although the phrase Elec

theorems of probability ..