Complete the table

	Advantages	Disadvantages
Opened-ended	easy to answer	limit choices
Closed-ended questions

2. Match the words on the left with their definitions on the right

a) questionnaire 1 work in factories

b) interview 2 number of names of

persons, items, things, etc.)

c) observation 3 meeting with a person

whose views are required

d) to enhance 4 thing which encourages

someone to work better

e) triangulation 5 test the value of

f) white-collar job 6 each to the others;

reciprocal

g) blue-collar job 7 seeing and noticing;

paying attention to

h) choice 8 work in offices

i) list 9 printed list of questions

to be answered by a

group of people

j) mutual 10 with nothing

written, printed

or drawn on it

k) overlap 11 use of multiple data

collection method

l) flexible 12 partly coincide;

involve duplication

m) to assess 13 add to (the value,

attraction, power, etc.)

n) call for 14 demand, require

o) blank 15 variety from which

to choose

p) rate 16 easily changed to

suit new conditions

q) incentive 17 the number times that

something succeeds or

fails

4. Complete the sentences

1. Closed ended questions ______________ choices.

2. Respondents ___________ questionnaires themselves.

3. The use of combination of different methods enhance____________ .

4. The list of possible responses to the closed-ended questions must be mutually________ and.

5. There should be no overlap __________.

6. In addition to using questionnaires sociologists _________ interviews and to observation ________.

7. Some opened-ended questions call for ________ ______ .

8. Too much blank ________ on a questionnaire leads to a lower _______ rate.

9. We must _______ incentives to all the respondents.