Q1.An experimental research must adhere to the following characteristics of scientific research:
a.control,validity,randomization
b.validity,accuracy,randomization
c.randomization,manipulation,control
d.cotrol,accuracy,randomization
(1 mark)
Q.2.A variable that a researcher manipulate or introduces into a situation to determine its effect on another variable is referred to as the:
a.dependent
b.demographic
c.independent
d.control
(1 mark)
Q.3.The following are some non-probability sampling methods:
a.simple random,stratified random,purposive
b.snowball,cluster,systematic random
c.purposive,snowball,quota
d.quota,simple random,purposive
(1 mark)
Q.4.The first step in the research process is:
a.formulating research question
b.identify research problem
c.formulating the hypothesis
d.formulating objectives
(1 mark)
Q.5.The sampling interval in systematic sampling method of an accessible population of 20,000 and a desired sample size of 100 will be:
a.10
b.20
c.100
d.200
(1 mark)
Q.6.A type of research where data is collected on only one occasion with same subjects is referred to as:
a.cross-sectional
b.longitudinal
c.prospective
d.retrospective
(1 mark)
Q.7.In a research report describes the sampling technique used in chapter:
a.1
b.3
c.4
d.6
(1 mark)
Q.8.Follow-up questions in a questionnaire which are asked after the initial questions to the relevant sub-group are known as:
a.likert scale type
b.closed-ended
c.contigency questions
d.matrix questions
(1 mark)

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