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Exam (elaborations)

old exam papers with answers and page numbers

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A combination of all the questions between . contains the question, answer, and a page number. all the repeated questions have been removed. Document 3 of 4

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  • November 20, 2020
  • 24
  • 2020/2021
  • Exam (elaborations)
  • Questions & answers

1  review

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By: brendamolekane • 3 year ago

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ES 3

| If the entire population Is selected it Is called ...

(1) astratified sample
(2)) walcensus:)
/@) a sampling error. Dr yA
(4) selection bias !


| QUESTION
37
These types of questions are included In a questionnaire so that some respondents are
required to answer them whereas others are required to ignore them.

1) ranking questions.
@ contingency questions. !
( filter questions. 2QA IGN
(4) inventory questions. | iJ :


QUESTION 38
| The item below is to be used in a seif-administered questionnaire. However, It contains
a problem that should be avoided.

Four basic types of religious groups are recognised in society.

_|{ Do you also agree with this statement?


The above-mentioned item Is problematic because It ...

(1) | is a doubfe-barrelled statement
((2) )/ _ contains loaded language i eI
(3) ts a negative item F 0! o
(4) contains an incomplete question


QUESTION 39

| Which level of measurement is being used in the following scenario?


A survey is done to determine which websites men visit (such as news),
compared to
women (such as health issues). In an electronic questionnaire,
Internet users are
| asked to Identify their gender (male versus female).


iB ‘The level of measurement being used is ...

(1) smominal , eo
(2) ordinal. A 110,11 I IC
(3) interval
(4) ratio.

, By asking respondents whether they would vote for candidate A or B, you are apply!
the following level of measurement ... Ying

‘(1) ratio
(2), _ interval
7 (3)? nominal”
J (4) ordinal.


| QUESTION
41
_ Read the following item from a self-administered questionnaire.

| Qutcomes-based educational strategies have resul
ted in learners becoming confused.

| Select one of the following options that corresponds with your opinion of the above-
mentioned statement:
Strongly agree O
Neutral o
'| Agree Qo a
Disagree a
a

: The above-mentioned item is problematic because ...

(1) the scale used in the item is incorrect
., (2) _ the item contains a negative statement. Na}
(3) referenceis made to ‘a vague agent or action) i. 10
'1 (4) the item contains a double-barrelled statement. Oy,


| QUESTION 42 —
| Which one of the following statements is correct?
a
|} (1) et interviews contain no specific questions and are always conduc
0-face ted face- ia




|, (4) Telephonic intermews usually yield a high
er response rate than face-to-face inte
H rviews


t
QUESTION 43
Ep
|| The value in a Sample of
| scores that occurs with
the greatest frequency is call
ed the ... ¢
(1) central tendency,
@) median
f
! (4). “mean. P a Ze4
|
r
Saetllt

, | | QUESTION
44
following set of data?
Which measure(s) of central tendency is/are the smallest for the
4 6 8 16 16

(1) mode
(2) median 72)
(3) mean f
(4) © Allthree measures are equal’



QUESTION 45
Which of the symbols below is conventionally used to Indicate the variance ofa
sample of measurements?

4)) ais? ’
Ds & meee
mK : pg228


QUESTION
46
’ An appropriate descriptive statistic to calculate to determine the strength of the
relationship between two variable is the ...

1) standard deviation
2) (correlation coefficient)
(3) variance Pg 22
(4) mode


| QUESTION 47
the
Which one of following measurements would you calculate to determine whether
a specific variable is symmetri cally distribut ed around the
| frequency distribution of
mean?

| (1) median
( variance 047 2uU
~| (3) “Kurtosisny Ae ¢
) skewness 3



UESTION 48

The median in the following data set is ...

loz 20 35 30 «32«15
(1) 22
7 @2 oC
028 pg Dat
4)

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