Interval estimate

In an APA formatted Word document complete the following:

Part 1. Explain the concept of ‘margin of error’ in deciding the size of a sample.

Part 2 – Explain the following terms with an example

  • Point estimate
  • Interval estimate
  • Confidence interval
  • Confidence limits
  • Confidence coefficients or critical values.

Part 3 – In a survey carried out in a large city, 170 households out of a random sample of 250 owned at least one pet. Find the 95 per cent confidence interval for the percentage of households in the city who own at least one pet. Does the result support a pet food manufacturer’s claim that 75 per cent of all households have at least one pet?

http://Get Plagiarism-Free and Quality Papers Without Overpaying at Homeworkmavens.com

http://Solution preview:

Just in case you need an assignment done, hire us. Using our writing services will make your life easier because we deliver exceptional results. Use us to get an A!

We are the Best!

course-preview

275 words per page

You essay will be 275 words per page. Tell your writer how many words you need, or the pages.


12 pt Times New Roman

Unless otherwise stated, we use 12pt Arial/Times New Roman as the font for your paper.


Double line spacing

Your essay will have double spaced text. View our sample essays.


Any citation style

APA, MLA, Chicago/Turabian, Harvard, our writers are experts at formatting.


We Accept

Secure Payment
Image 3

Subjects We Cover