Research Methodology & Bio-stat MCQs, Master of Public Health

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                            Research Methodology and Bio-stat MCQs for entrance examination of Master of Public Health, MPHN & MHP &E

Research Methodology and Bio-stat

  1. An abstract of the journal article doesn’t contain
    1. Methodologies
    2. Result
    3. Objectives
    4. Ethical consideration
  2. Community based participatory researches (CBPR) use
    1. Emic perspective
    2. Etic perspective
    3. Technical perspective
    4. Both b and c
  3. Usually conventional researches base on
    1. Deduction
    2. Induction
    3. Relationalism
    4. None of the above
  4. Observation checklist is the ……………. of data collection
    1. Tool
    2. Method
    3. Manual
    4. Guideline
  5. Qualitative data is not generated by
    1. Focus group discussion
    2. Observation
    3. Questionnaire
    4. Interviews
  6. The selection of groups of study units instead of selection of study units is called
    1. Stratified sampling
    2. Cluster sampling
    3. Systematic sampling
    4. Multistage sampling
  7. In pilot phase of research, which of the technique is economical and easy for data collection?
    1. participant observation
    2. rapid appraisal
    3. survey
    4. both a and c
  1. The variables that are used to describe or measure the factors that are assumed to canuse or at least influence the problem are called
    1. independent  variables
    2. dependent variables
    3. confounding variable
    4. none of the above
  2. Validity of research findings denote:
    1. Consistency
    2. Relativity
    3. Accuracy
    4. Reliability
  3. If observed changes in a group are due to the fact that it is being studied rather than due to experimentation, the effect is termed as
    1. Placebo effect
    2. Confounding
    3. Withdrawal effect
    4. Hawthorne effect
  4. Which of the following is not the ethical principle for health and bio-medical researches?
    1. Beneficence
    2. Justice
    3. Informed consent
    4. Reliability
  5. Random error or bias in research is due to
    1. sampling reliability
    2. random fluctuation
    3. response error
    4. both a and b
  6. Data processing does not involve
    1. categorizing data
    2. coding
    3. analyzing
    4. summarizing
  7. A variable that is associated with problem as well as with a possible cause of the problem is
    1. causative variable
    2. confounding variable
    3. dependent variable
    4. independent variable
  1. Focus group discussion is the group discussion of ……persons.
    1. 6-12
    2. 3-5
    3. 10-14
    4. none of above
  2. The research for measuring the efficacy of vaccine is:
    1. basic research
    2. applied research
    3. conductive research
    4. action research
  3. The common characteristic that both experimental and quasi-experimental sudy should possess is
    1. Manipulation
    2. control groups
    3. randomization
    4. None
  4. Married-unmarried, child-adult, male- female is
    1. ordinal scale
    2. interval scale
    3. ratio scale
    4. nominal scale
  5. Temperature is ……scale
    1. ordinal scale
    2. interval scale
    3. ratio scale
    4. nominal scale
  6. Weight, height, length is
    1. ordinal scale
    2. interval scale
    3. ratio scale
    4. nominal scale
  7. If null hypothesis is rejected even if it is true is
    1. type I error
    2. type II error
    3. β error
    4. µ error
  8. Accepting null hypothesis when it is false is
    1. type I error
    2. type II error
    3. α error
    4. µ error
  9. Binomial distribution is
    1. discrete distribution
    2. continuous distribution
    3. individual distribution
    4. poisson distribution
  10. Law of improbable events is
    1. discrete distribution
    2. continuous distribution
    3. individual distribution
    4. poisson distribution
  11. Bingo is
    1. simple random sampling
    2. systematic sampling
    3. cluster sampling
    4. stratified random sampling
  12. Sampling error can be attributed to following except
    1. sampling procedure
    2. research design
    3. sample design
    4. recording
  13. If sample size is increased then sampling error
    1. Reduces
    2. Increases
    3. no change
    4. reduces non-sampling error
  14. Which of the following does not have sampling error
    1. sample population
    2. census
    3. stratified sampling
    4. systematic random sampling
  15. When variable are not measurable which of the following is used to be represented?

 

  1. Nominal
  2. Ordinal
  3. Interval
  4. Ratio

 

  1. Which of the following is not a discrete variable?

 

  1. Skin color
  2. Blood pressure
  3. Weight
  4. Boys in the class

 

  1. Which of the following type of the diagrams can be used to find out the relationship between two variables?

 

  1. Pictogram
  2. Bar diagram
  3. Histogram
  4. Scatter diagram

 

  1. A pectoral diagram of frequency distribution is denoted by?

 

  1. Line chart
  2. Bar chart
  3. Histogram
  4. Pie chart

 

  1. Low birth weight LBW statistics of a hospital is best shown by:

 

  1. Bar chart
  2. Histogram
  3. Frequency polygon
  4. Pie chart

 

  1. 30 babies were born in hospital, 10 were less than 2.5 kg and 20 were greater than 2.5 kg the average is

 

  1. Arithmetic mean          
  2. Median
  3. Geometric mean
  4. Mode

 

  1. Median is almost equivalent to

 

  1. 25th percentile
  2. 50th percentile
  3. 75th percentile
  4. 10th percentile

 

  1. Mean of 400 variables is 100 and standard deviation is 8 what will be the error of deviation?

 

  1. 4
  2. 1        
  3. 2
  4. 4

 

  1. Standard error is measure of

 

  1. Conceptual error
  2. sampling error
  3. Instrumental error
  4. Observer error

 

  1. If probability of being Rh negative is 1/10 then of being Rh positive will be

 

  1. 1/10          
  2. 9/10
  3. ½
  4. 1

 

  1. Confidence limit can be calculated by using

 

  1. Mean and range
  2. Mean standard deviation
  3. Median and range deviation
  4. Median and standard

 

  1. For 95% confidence limit truth is

 

  1. Reduces 95% confidence of values
  2. 96 of standard error of mean
  3. 56 of standard error of mean
  4. 5% of standard error of mean

 

  1. The truth about normal distribution curve is all except

 

  1. Mean median and mode of all confidence
  2. Standard deviation is one
  3. Mean of the curve is hundred
  4. The total area of the curve is one

 

  1. Area between one standard deviation on either side of mean in normal distribution curve is:

 

  1. 60%
  2. 68%
  3. 95%
  4. 99%

 

  1. If the mean is 220 and the standard error is 10 the 95% confidence limits would be:

 

  1. 210-330
  2. 200-240
  3. 215-225
  4. 220±0.2

 

  1. Normal curve is

 

  1. Linear
  2. Symmetrical
  3. Curvilinear
  4. Parabolic

 

  1. Normal distribution curve depends upon

 

  1. Mean and sample
  2. Mean and median
  3. Mean and standard deviation
  4. Median and standard error

 

  1. Correlation coefficient tends to lie between

 

  1. 0 to +1
  2. -1 to 0
  3. -1 to +1
  4. -2 to +2

 

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  1. Randomization is useful to eliminate

 

  1. Observer bias
  2. Patient bias
  3. Confounding bias
  4. sampling bias

 

  1. Height for weight of boys in a class room is:

 

  1. Association
  2. Index
  3. Proportion
  4. Correlation

 

  1. For a survey a village is divided into 5 lanes the each lane is sampled randomly it is an example of:

 

  1. Simple random sampling
  2. Stratified random sampling
  3. Systematic random sampling
  4. Multi phase random sampling

 

  1. Which is true of cluster sampling?

 

  1. Every Nth case is chosen for study
  2. Involves use of random numbers
  3. A natural group is taken as sampling unit
  4. Stratification of population is done

 

  1. Significant of P value is:

 

  1. 05
  2. 01
  3. 1
  4. 005

 

  1. Which of the following is unrelated to the chi square test of significance?

 

  1. Degree of freedom
  2. Life table
  3. Significance level
  4. Qualitative data

 

  1. The true regarding chi square test:

 

  1. Null hypothesis is equal
  2. Does not test the significance
  3. Tests correlation and regression
  4. Measures the significance of difference between two proportions

 

  1. The mean BP of a group of persons was determined and after an intervention trial the mean BP was estimated again the test to be applied to determine the significance of intervention is:

 

  1. Chi square test
  2. Paired test
  3. Correlation coefficient
  4. Z test

 

  1. The statistical analysis of two unrelated big data (n=200) is by:
  2. A paired t-test
  3. Chi-square test
  4. Z-test
  5. Unpaired test

 

  1. Imparts of a table Heading of column is known as:

 

  1. Caption
  2. Head note
  3. Stabs
  4. None of them

 

  1. Which one are two dimensional diagrams?

 

  1. Bar diagrams
  2. Cubes
  3. Circles
  4. None of them
  5. Vitiate value which repeats maximum number of times is known as:
  6. Mean
  7. Median
  8. Mode
  9. Average

 

  1. Which empirical relation is correct?

 

  1. Mode=3 median-2 mean
  2. Mode=2 mean -3 median
  3. Mean=3 median-2 mode
  4. Mean=2 mode -3 median

 

  1. Whenever a shopkeeper wants to stock the goods he sells he always looks to:

 

  1. mean
  2. Mode
  3. Median
  4. None of them

 

  1. ………………….is the absolute measure of dispersion:

 

  1. Standard deviation
  2. Mean deviation
  3. Range
  4. Quartile deviation

 

  1. When there is perfect positive correction between two variables then what is the value of r (Karl people’s correlation coefficient):

 

  1. 1
  2. -1
  3. Between 0 and 1

 

  1. Inferential statistics comprises:

 

  1. Estimation
  2. Hypothesis testing
  3. Correlation
  4. Both a and b

 

  1. Chi-square test was developed by:

 

  1. Karl persons
  2. Friedrich gauss
  3. Bernoulli
  4. Rank de

 

  1. Normal curve is:

 

  1. S shaped
  2. Parabolic
  3. Hyperbolic
  4. Bell shaped

 

  1. The level of significance α denotes:

 

  1. Probability of rejecting a true hypothesis
  2. Probability of accepting a true hypothesis
  3. Significance of result
  4. Confidence limit

 

  1. Variance is:

 

  1. Half of SD
  2. Square root of SD
  3. Square of SD
  4. Twice of SD
  5. Chi square test was developed by

 

  1. Karl Pearson
  2. Friedrich Garss
  3. Bernvolli
  4. Rank De
  5. Normal curve is

 

  1. S shaped
  2. Parabolic
  3. Hyperbolic
  4. Bell shaped

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