Explain what is meant by market research?
a systematic, objective collection and analysis of data about a particular target market
What is the purpose of market research?
Distinguish between primary and secondary research?
Primary = carried out by the business first hand
Secondary = already done by someone else
What are primary (field) research techniques?
What are the overall advantages of primary research?
What are the overall disadvantages of primary research?
What are the INTERNAL secondary market research techniques?
What are the EXTERNAL secondary market research techniques?
What are the overall advantages of secondary research?
What are the overall disadvantages of secondary research?
Explain what is meant by sampling?
Getting opinions from a number of people in order to find out about the whole group
What are the 6 types of sampling?
What are the advantages and disadvantages of simple random sampling?
+ everyone has an equal chance of being chosen
- sample might not be representative of sub-groups
What is systematic sampling?
every ‘nth’ individual from the list is selected from a randomly selected starting point
What are the advantages and disadvantages of systematic sampling?
+ useful is people are on a spreadsheet
- not equal chances
- arrangement of elements on the list could compromise representativeness
What is Quota sampling?
Splitting the population into subgroups according to their distribution in the population and the interviewer than chooses people
What are the advantages and disadvantages of quota sampling?
+ accounts for sub-groups
- selection bias
What is stratified sampling?
population is divided into subgroups or samples and a random sample is conducted within each group
What are the advantages and disadvantages of stratified sampling?
+ accurate results for entire population and no bias
- time-consuming process
What is convenience sampling?
using people who come to hand easily/first
What are the advantages and disadvantages of convenience sampling?
+ quick and easy
- bias
- unrepresentative
what is cluster sampling?
randomly selecting subgroups of the population
What are the advantages and disadvantages of cluster sampling?
+ easy when no list is available
+ equivalent results to simple
- sample may not be representative of population
What are the reasons for non-sampling errors?