Sources of error refer to problems in sampling that reduce the ability to make accurate deductions about the population as a whole. Examples of sources of error are:
<u>Non observation errors:</u> choosing a bad sample, not getting a high response from the sample that you do choose, etc
<u>Observation errors:</u> respondent and interviewer bias
<u>Processing errors:</u> incorrectly organizing or categorizing the data
Answer:
it refers to cost of something and its worth manship
Answer: False
Explanation:
A perfectly competitive market has the following characteristics,
a. Free entry and Exit
b. Sellers sell identical goods and services
c. Sellers and buyers are price takers
d. Many buyers and sellers
e. Perfect information
Gas and Electricity do not exhibit the two primary characteristics of perfectly competitive markets. This market has characteristics of a monopoly. Entry is restricted and the there are not many sellers.
Answer: a. Railroad loading
Explanation:
This question relates to the BCG matrix which allows a company with multiple divisions to know how to deal with its various divisions based on their growth rate and market share.
The question specifically relates to a matrix called "Cash cows". Cash cows are divisions that have a significant market share but a low growth rate. These divisions are stable and bring more money into the company than they cost to run.
This allows us to take profits from them and invest in other. The Railroad loading controls a significant market share of 75% but has a low growth rate so is a Cash cow.