Q2(Week 3)

Question 1

a tool used to collect, measure, and analyze data related to your research problem. It
includes interviews, tests, surveys, and observations.

Answer 1

Research Instrument

Question 2

Characteristics of a Good Instrument

Answer 2

is valid and reliable, based on a conceptual of the
study, able to test the hypothesis or answer
the research questions, Free of biased and with appropriate
context/meaning, contains clear and definite instructions
to use the instrument.

Question 3

is a research instrument consisting of
series of questions for the purpose of gathering information from respondents. It is a written interview.

Answer 3

Survey questionnaire

Question 4

is the extent to which any research instrument
measure what it intended to measure (Thatcher, 2010). It is
the degree to which the results are truthful and acceptable.

Answer 4

Validity

Question 5

measures how adequate or sufficient are the
questions on the instrument that can be asked about the concept
or construct.

Answer 5

Content validity

Question 6

In assessing the content validity, ______ can be used.

Answer 6

Lawshe Content
Validity Ratio (CVR)

Question 7

It is rating each
item or question in the instrument whether it is
essential, useful but not essential and not necessary.

Answer 7

Lawshe Content
Validity Ratio (CVR)

Question 8

is about whether a test appears to
measure what is supposed to measure. This type of
validity is concerned with whether a measure seems
relevant and appropriate for what it is assessing on the
surface.

Answer 8

Face validity

Question 9

Commonly used is the Good and Scates Validity Test.

Answer 9

Face Validity

Question 10

refers to the consistency, stability and
repeatability of results, that is, the result of the
researcher is considered to be reliable if consistent
results have been obtained in identical situation but
different circumstances.

Answer 10

Reliability

Question 11

Reliability is not sufficient unless combined with ____

Answer 11

validity

Question 12

It is the process of gathering, measuring,
and analyzing accurate data from a variety
of relevant sources to find answers to
research problems.

Answer 12

Data collection

Question 13

provides a cheap, quick and
efficient way of obtaining large
amount of information from a
large sample of people.

Answer 13

Survey Questionnaire

Question 14

is basically a
science that involves data
collection, data
interpretation and data
validation.

Answer 14

Statistics

Question 15

is a
procedure of performing various
statistical operations.

Answer 15

Statistical data analysis

Question 16

When certain proportion of the
population based on certain variables
such as age, sex, income etc, _____ counts may be used.

Answer 16

frequency

Question 17

When the typical, normal or
average is desired to be
known, the ______ such as
mean median, mode may be
used.

Answer 17

measures of
central tendency

Question 18

is computed by summing all
the observations in the sample and
dividing the sum by the number of
observations.

Answer 18

Mean

Question 19

When the variables are abstract such that they
cannot be counted like level or extent. The _____ may be computed.

Answer 19

weighted mean/average

Question 20

is the value of the middle item
of an array either in ascending or
descending order.

Answer 20

Median

Question 21

is the observation
that occurs most frequently.
In the previous example, 11
is the mode with the
greatest frequency.

Answer 21

Mode

Question 22

If a significance of difference between two
groups about a certain situation, the computation
of the difference between mean is to be made.
This statistical measure is called

Answer 22

t-test

Question 23

This is used to determine if
the difference in the means between
two samples is significant or not.

Answer 23

t – test for independent
samples.

Question 24

used
when 2 sets of measurements of the
same variable are generated from
each subject OR one set of
measurements from subjects which
have been paired off

Answer 24

(related samples) : t – test.

Question 25

Testing for the difference among
three or more means

Answer 25

ONE-WAY ANALYSIS OF
VARIANCE (ANOVA)

Question 26

To determine the
relationship or association
between two variables, ____ may be used.

Answer 26

Spearman Rho or Pearson
Moment of Correlation

Question 27

TESTS OF HYPOTHESIS CONCERNING
RELATIONSHIPS:

Answer 27

Chi – square test for
independence

Question 28

Measurements of the variables are at least ordinal.

Answer 28

b. Spearman Rank Correlation
Coefficient

Question 29

Measurements of the variables are at least
nominal.

Answer 29

Chi – square test for
independence

Question 30

TESTS OF HYPOTHESIS CONCERNING
RELATIONSHIPS:

Answer 30

Pearson Product Moment
Correlation Coefficient

Question 31

Measurements of the variables are at least interval.

Answer 31

Pearson Product Moment
Correlation Coefficient