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Review Test #2 Imp & Planning
Review Test #2 Imp & Planning
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1
DALY measures the years one lives with a disability and years of life lost due to premature death from disability
False
True
2
Research reports are published in peer-reviewed journals that contribute to knowledge related topics
False
True
3
Select the most accurate statement
Researchers use random samples
Researchers use statistics to estimate the parameters
4
Some of the most common categories in a budget are
Entertainment, food and conference registration
Personnel, mileage,office supplies
Office supplies,overhead and indirect costs
Personnel, printing food
5
Set of stimuli presented to an individual in order to elicit responses on numerical score can be assigned referred to
Trial
Test
Assay
Criterion
6
The dependant variable is usually changed or manipulated in order to see the effect on the independent variable
False
True
7
What type of data are defined as variables that are named and placed into groups, classification , or classes
Nominal data
Ratio Data
Categorical data
Ordinal data
8
The similarities and differences among the population are derined as
Reliability
Stability
Variability
Validity
9
In research, a concept which is thought or notion that is more challenging to measure is
Element
Variable
Group
Construct
10
Which experimental design involves manipulation of the independent Variable & random assignment to groups
Quasi-Experimental
Semi-Experimental
Non Experimental
Tue Experimental
11
Variance is defined as
Square of the standard deviation
Standard deviation multiplied by two
Standard deviation divided by two
Square root of standard deviation
12
When something can be changed or manipulated during an experiment or intervention it is defined as a
Theory
Treatment
Constuct
Variable
13
Which statement thanks respondents for their participation and reassures them of the confidentiality
Transition statement
Closing statement
Introduction statement
Executive summary
14
If reliability and validity have been established in a survey then reliability and validity need not to be established .
False
True
15
A variable that is measured over an incremental range and may take any value within a range, such as weight or age is
Categorical
Controlled
Confounding
Continuous
16
Statistical risk that researchers are willing to accept when making the decision to fail or reject null hypothesis
Margin of error
Confidence level
Level of significance
Type of error
17
A scientific hypothesis is
None of the above
Question about population that if contradictory to null hypothesis
A research statement
"Educated guess"bbased on prior observations, knowledge on experience
18
A test that measures general ability and knowledge is
Success test
Achievement test
Aptitude test
Performance test
19
Which statement best represents the purpose of introduction section of a written report
Outlines the statistical methods or qualities of research used
Provides tables, research methods and design to be sued in data collection
Description of the problem,purpose of the study,scope of the study
Narrow focuses on the topic,shows a gap in knowledge for the study
20
Most common design in research where variable's are not manipulated is non-experimental design
False
True
21
The purpose, or research question, must guide the evaluation design
True
False
22
Frequency is described as
display of continuous data
display of nominal data
as average score
most frequently occurring score
23
Which of the following is a strategy used for a true-experimental design
manipulating the dependent variable
all of the above
exploring cause and effect of relationships
assigning participants to groups based on age
24
Technique used to interview one person, then ask them for another person that might be interested in participating
Referral Sampling Technique
Purposive Sampling Technique
Sampling Technique Specified
Snowball Sampling Technique
25
Economic feasibility compares the cost of solving the problems versus the risk associated with solving the problem
True
False
26
When putting colored card in a bowl and drawing one out and assigning card by color is an example of
random group assignment
spatial group assignment
group assignment by age
non-random group assignment
27
Operational definitions are based on constructs as well as research questions
True
False
28
If a research null hypothesis is a correct and researchers reject it, what has happened
Researcher's have made a correct decision
Researchers have made a Type II Error
Researchers' have made a measurement error
Researchers have made a Tyoe 1 error
29
A variable that belongs in mutually exclusive groups
Confounding
Controlled
Categorical
Continuous
30
When something can be changed or manipulated during an experiment or intervention it is defines as
Variable
Construct
Theory
Treatment
31
If the level of significance is set at 0.001, the risk of a Type 1 error is
1 in 1000
1 in 10
1 in 10000
1 in 100
32
The amount of certainty that researchers have what a sample is a true reflection of a population is called
Confidence Level
Population Justification
Margin of Error
Level of Ambiguity
33
What does SWOT stand for
Solutions, Weakness, Options and Threats
Solutions, Weakness, Opportunities and Threats
Strenghts, Weakness,Options and Threats
Strengths,Weakness Opportunities and Threats
34
Generally, researchers do not use a margin of error over
15%
5%
1%
10%
35
Which measures of central tendency score is used for interval and ratio data, but not for nominal or ordinal data
Mode
Mean
Variance
Median
36
Cost feasibility is defined :
A type of cost effective analysis gained from outcomes and quality of life
Comparison of total costs to total benefits
Comparison of projects cost or viability as compared to attained values
Comparison of monetary costs across several similar programs
37
Most frequently occurring score
Defines as average score
Mode
Display nominal data
Defined as middle value of data
38
Quantitative research uses numerical data to answer specific research questions and is analyzed using statistics
True
False
39
This type of test measures mastery, comprehension or proficiency of acquired skills of individuals
Performance Test
Aptitude test
Success test
Achievement test
40
What type of data has equal space between each variable
Nominal Data
Interval Data
Categorical Data
Continous data
41
Mathematical procedures used to assume predictions regarding population based on the data collected in a sample
Inferential Statistics
Experimental Statistics
Probability Statistics
Descriptive Statistics
42
The difference between the third and first quartile referred to as the
Median Range
Quartile range
Mean Range
Interquartile range
43
When developing a poster to present at a national conference
Readability
All of the above
Level of complexity
Font Size
44
Histogram is
most frequently occuring score
defined as middle value data
display of continuous data
display of nominal data
45
What is the definition of Mean
Middle value of score
Displays continuous data
Most frequently occuring score
Defined as average score
46
Defined as the middle value of data
Mode
Frequency
Mean
Median