written questions Flashcards
1
Q
Compare the distribution
A
State:
- average
- measure of spread
- skew
2
Q
Advantages of random sampling
A
- likely to be representative
- unbiased
3
Q
Disadvantages of random sampling
A
- needs a full list of the population
- needs a large sample
4
Q
Advantages of opportunity sampling
A
- quick
- easy
- cheap
5
Q
Disadvantages of opportunity sampling
A
- biased
- can not be generalised
- not representative
6
Q
Advantages of quota sampling
A
- representative
- quick
- convenient
- cheap
7
Q
Disadvantages of quota sampling
A
- can be inaccurate
- not random
- bias
8
Q
Advantages of judgement sampling
A
- quick
- gets the data you want?
9
Q
Disadvantages of judgement sampling
A
-bias
10
Q
Advantages of cluster sampling
A
- cheap?
- feasible/convenient
11
Q
Disadvantages of cluster sampling
A
- bias
- errors
