Assignment 3: Reliability and Validity in Research Instruments
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Course
Reliability and Validity in Research
Institution
Reliability And Validity In Research
Assignment 3: Reliability and Validity in Research
Instruments
Due Jan 25 at 11:59pm
Points 100
Available until Jan 27 at 11:59pm
Questions 1
Time Limit None
Instructions
Quality measurement in research is essential. Measurement involves assigning numbers to concepts,
objects, eve...
Assignment 3: Reliability and Validity in Research
Instruments
Due Jan 25 at 11:59pm Points 100 Questions 1
Available until Jan 27 at 11:59pm Time Limit None
Instructions
Quality measurement in research is essential. Measurement involves assigning numbers to concepts,
objects, events or situations following a set of rules derived by the researcher through instrumentation or
the use of tools for measurement. These measurements should be accurate and consistent. Chapter 16
in Gray, Groces and Sutherland (2017) explains the way that validity and reliability can be achieved.
Check out page 371. THIS ASSIGNMENT IS DUE BY END of WEEK 2
This quiz was locked Jan 27 at 11:59pm.
Attempt History
Attempt Time Score
LATEST Attempt 1 4 minutes 100 out of 100
Score for this quiz: 100 out of 100
Submitted Jan 20 at 11:28am
This attempt took 4 minutes.
Question 1 pts
Co
orrrec
ct! A researcher develops a Convergent validity
new instrument to measure
coping skills and conducts
a pilot study to compare
the new tool with an
existing tool that measures
this concept.
GMT -05:00
, Co
orrrec
ct! A researcher performs a Reliability
series of pilot studies to
evaluate whether a
measurement tool
produces consistent
results.
Co
orrrec
ct! A researcher develops a 7- Test -retest reliability
point Likert scale to
evaluate feelings of well-
being in patients who are
undergoing chemotherapy.
The researcher administers
this measure to other,
similar patients in other
medical centers.
Co
orrrec
ct! In a research study, Intervention kdelity
ambulatory clinic nurses
teach children with asthma
how to monitor peak
expiratory flow volumes
and how to use metered-
dose inhalers to determine
whether asthma control
scores improve. The
researcher discovers
inconsistencies in how
these measures were
taught and how well the
children understood the
concepts.
Co
orrrec
ct! A researcher reviews Internal validity
demographic
characteristics of potential
study subjects, such as
age and gender, to
determine whether these
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