What is the point estimate of the proportion, Basic Statistics

Assignment Help:

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?

 


Related Discussions:- What is the point estimate of the proportion

Price level change, how effect changes in prices to a financial statement?

how effect changes in prices to a financial statement?

Use this information to construct the 90% and 95% confidence, From random s...

From random sample of 48 days in a recent year, U.S. gasoline prices had a mean of $3.63. Assume the population standard deviation is $0.21?

Accounting standards in europe, Accounting Standards in  Europe  countr...

Accounting Standards in  Europe  countries:   Europe has seen the maximum progress in having developed its accounting standards. In 2000, a document was published by the Europe

Business valuation to determine the stock price of an entity, Definition of...

Definition of business valuation to determine the stock price of an entity. Business valuation is the value or price where a unit would be purchased at a given point in time. Usual

Automatic interaction detector (aid), Automatic interaction detector (AID) ...

Automatic interaction detector (AID) A method or the technique which uses a set of categorical explanatory variables to divide data into the groups which are relatively homoge

Time series, what is meant by time series?

what is meant by time series?

State the profit maximization problem of firm, Consider two firms producing...

Consider two firms producing an identical product in a market where the demand is described by p = 1; 200 - 2Y. The corresponding cost functions are c1 (y1) = y 2 1 and c2 (y2) =

Statistics in plural and singular form, how to deffine statistics in plura...

how to deffine statistics in plural and singilar form

Costing for labour, ways or techniques for labour control policy

ways or techniques for labour control policy

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd