You have been asked to select a sample of manufacturing firms using the sampling frame below. This

Question:

You have been asked to select a sample of manufacturing firms using the sampling frame below. This also lists the value of their annual output in tens of thousands of pounds over the past year. To help you in selecting your sample the firms have been numbered from 1 to 100.
a. Select two simple random samples, each of 20 firms, and mark those firms selected for each sample on the sampling frame.
b. Describe and compare the pattern on the sampling frame of each of the samples selected.
c. Calculate the average (mean) annual output in tens of thousands of pounds over the past year for each of the samples selected.
d. Given that the true average annual output is £6,608,900, is there any bias in either of the samples selected?

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For  book-img-for-question

Research Methods For Business Students

ISBN: 9781292208787

8th Edition

Authors: Mark Saunders, Philip Lewis, Adrian Thornhill

Question Posted: