Lab dental research ii
1 . Who among the following introduce the concept of relationship of environment with human health ?
Avicenna
Chakar
Hippocrates
Paracelsus
Jonh Snow
Idea health indicator should be
Sensitive
Specific
Relevant
All of the above
Sickness is a state of
Social dysfunction
Subject state of a person feeling unwell
Impaired physiological function
Impaired psychological function
All of the above
Disease causation is the best explained by
Theory of one to one relationship between causal agent and disease
Supernatural theory of disease causation
Multi factorial theory of disease causation
Multiple factorial theory of disease causation
All of the above
Course of a disease process without any intervention is the definition of
Spectrum of disease
Epidemiology of disease
National history of disease
Iceberg phenomenon
All of the above
Morbidity in community can be estimated by
Active surveillance
Sentinel surveillance
Passive surveillance
Monitoring
Evaluation
Which of prevention is applicable for implementation in population without any risk factors?
Primordial prevention
Primary prevention
Secondary prevention
Tertiary prevention
All of the above
All of the following are methods of health promotion except
Nutritional education
Immunization
Behavioral change
Healthful housing
All of the above
In a community an increase in new cases of a particular disease is due to
Increase in incidence rate
Increasing in prevalence rate
Both of the above
None of the above
Increasing in mortality rate
The most effective tool for measuring incidence of a disease in a community is
Case control study
Cohort study
Crosss sectional study
Cross over study
Experimental study
Prevalence of disease depends upon the following
Incidence
Duration
Both of the above
None of the above
All of the above are not correct
Prevalence is
Rate
Radio
Proportion
Mode
Mean
Study of time , place and person distribution of health related events is know as
Descriptive epidemiology
Experimental epidemiology
Analytical epidemiology
Clinical epidemiology
Community epidemiology
The mean is
The best representation for every set of data
The middlemost score
The most frequently occurring score
The statistical or aurithmetic average
All of the above
Given the following data set what is the value of the median ? [2 4 3 6 1 8 9 2 5 7 ]
2
4.5
4.7
10
15
Given the following data set what is the value of the range ?[12 23 34 54 21 8 9 67]
59
55
8
56
9
Meansure of central tendency are
Descriptive statistics that identify the spread of the scores in a data set
Inferential statistics that identify the spread of the score in a data set
Inferential statistics that is identify the best single value for representing a set of data
Descriptive statistics that identify the best value for representing a set of data
All of the above
Descriptive statistics is
The number of objectives
The methods uses to describe the essential characteristics of the data
About whether or not you can generalize from a sample
All of these things
All are not correct
Inferential statistics referred to
Things like predicting one's next electricity bill
How people can be differentiated from each other
Replying on philosophers
The confidence with which we can generalize from samples
All of the above
Numberical measurements is like
Scores
Catoegory measurements
Physical measurements like height
The number of people with blonde hair
All of the above
A frequency is
A set of scores
The number of individuals in a particular category
A score
A variable which occures of ten
A population
Nominal data are
A score
Sampling
People's name
Small amounts of data
Category with cannot be ordered from smallest to largest
Ordinal data are like
Categories
Proportion
The amount of time the fourth person in the race book
Radio data
First, second, third , fourth ,...., last
Temperature is most like
Interval data
Nominal data
Frequency
Ordinal data
Distribution
The number of questions that members of a class get right on this multiple choice test is an example of
Nominal data
Ranking
Standard devio
Ordinal data
A score
The need for inferential statistics methods derives from the need for ...
Probability
Correlation
Population
Association
Sampling
Statistics is essential to psychologists because
People differ a lot and in many respects
It is compulsory
Experience are rare the same
By using statistics can claim to be the researchers
Experience are much the same
A population in statistical terms, is the totality of thing under consideration. It is the collection of all values of the ...... That ins under study
Instant
Variable
Amount
Measure
Group
Sampling in simply a process of earning about the on the basic of sample
Census
Prevalence
Group
Area
Population
Which one of the following is the most accurate?
Interval data assumes research need a rest break
Experience are rare the same
Psychologists prefer category data
There is a subtle distinction between category and nominal data
There is a difference interval and ratio data
1. What is the advantage of using SPSS over calculating statistics by hand ?
This is how most quantitative data analysis is done in " real research " nowadays
It reduces the change of marking errors in your calculations
It equips you with a useful transferable skill
All of the above
In SPSS
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