Conception Et Méthodologie De La Recherche Test

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1 / 60

The most important statistical descriptive measure of the location of a data set is the?

a. Mean

b. Variance

c. Mode

d. Median

2 / 60

The median of a sample will always equal the?

a. Mean

b. 50th percentile

c. Mode

d. 75th percentil

3 / 60

Based on Burn (1997:329), the interview is : ?

a. The collective questionnaire

b. The online questionnaire

c. A verbal interchange, often face to face, an interviewer tries to elicit information, beliefs of opinions from another person

d. The mailed questionnaire

4 / 60

What is the advantage of a questionnaire for data collection: ?

a. Same time and human and financial resources

b. Get 90% accurate and reliable information

c. Get 100% accurate and reliable information

d. Easy to apply

5 / 60

What is the step 4 of research studies:?

a. Raise research questions

b. Identify the main subject area

c. Dissect into subareas

d. Select subareas of interest to you

6 / 60

The height of a student is 162 meters This is an example of:?

a. Continuous data

b. Qualitative data

c. Discrete data

d. Categorical data

7 / 60

Logfile can be created from: ?

a. Stata

b. Excel

c. Epidata

d. Epiinfo

8 / 60

Quantitative variables that can have any numerical values are called:?

a. Quantitative variables

b. Continuous variables

c. Absolute variables

d. Discrete variable

9 / 60

The clinical trial is one type of:?

a. Cross-sectional study

b. Interventional study

c. Descriptive study

d. Observational study

10 / 60

What is the disadvantage of a questionnaire for data collection: ?

a. Confounding

b. Limited application

c. Interviewer bias

d. Information bias

11 / 60

In most studies, the research hypothesis will be based on: ?

a. Sample size

b. Study design

c. Population

d. Previous studies

12 / 60

If a series of values consists of 21 numbers, then, for finding the median, we ordered the series
ascending and we use: ?

a. The mean between the 10th and 11th values

b. The 10th value in the ordered series

c. The 11th value in the ordered series

d. The mean between the 11th and 12th values

13 / 60

To study the functions performed by a worker, the appropriate method of data collection is : ?

a. Documents

b. Interviewing

c. Questionnaire

d. Observation

14 / 60

Independent variable in epidemiological study was also called:?

a. Exposure variable

b. Response variable

c. Dependent variable

d. Outcome variable

15 / 60

Chose the correct answer below : ?

a. Interviewing is not a method of data collection

b. Interviewing is not a research tool/instrument for collecting data

c. Interviewing is a research tool/instrument for collecting data

d. Interviewing is a method of data collection

16 / 60

To study the behavior of individual, the appropriate method of data collection is : ?

a. Interviewing

b. Documents

c. Questionnaire

d. Observation

17 / 60

The weight of patients in a hospital is:?

a. Qualitative variable

b. Continuous variable

c. Binary variable

d. Discrete variable

18 / 60

The cohort study is one type of:?

a. Clinical trial

b. Interventional study

c. Observational study

d. Experimental study

19 / 60

Which one is the observation method of data collection : ?

a. The unstructure interview

b. Review record

c. The semi-unstructure interview

d. The structure interview

20 / 60

The purpose of sampling in quantitative research is:?

a. To gain in-depth knowledge about situation

b. Not to draw inferences

c. Not to get in-depth knowledge about situation

d. To draw inferences

21 / 60

If a researcher collect data from primary source, he/she can be: ?

a. Get 100% accurate and reliable information

b. Never get 100% accurate and reliable information

c. Get 90% accurate and reliable information

d. Get 80% accurate and reliable information

22 / 60

What is the advantage of a questionnaire for data collection: ?

a. Good for sensitive questions for obtaining accurate information

b. Get 100% accurate and reliable information

c. Easy to apply

d. Get 90% accurate and reliable information

23 / 60

The secondary source of data can provide: ?

a. Second-hand data

b. Third-hand data

c. Fourth-hand data

d. First-hand data

24 / 60

The process of selecting a few sample from the population is called:?

a. Sampling design or sampling method

b. Non-random

c. Random

d. Probability

25 / 60

A quantitative research ?

a. Using qualitative method

b. Using only descriptive method

c. Using epidemiology method

d. Using statistical methods

26 / 60

The characteristic of a close-ended question in research studies is: ?

a. Possible response categories are provided

b. Possible response categories are not provided

c. Flexible question

d. Unstructure question

27 / 60

What is the disadvantage of a questionnaire for data collection: ?

a. Confounding

b. Interviewer bias

c. Information bias

d. Low response rate

28 / 60

What is the main purpose of using Epidata software for?

a. Data analysis

b. Data collection

c. Data entry

d. Data checking

29 / 60

The difference between the largest and the smallest data values is the?

a. Range

b. Interquartile range

c. Standard deviation

d. Variance

30 / 60

The most appropriate data collection method in qualitative research is : ?

a. Online questionnaires

b. Structured interview

c. Observations

d. Mailed questionnaires

31 / 60

Participant observation is : ?

a. A researcher has just listened

b. A researcher participate in the activities of a group being observed

c. A researcher has just watched

d. A researcher not participate in the activities of a group being observed

32 / 60

Statistic is a numerical quantity, which is calculated from:?

a. Observation

b. Sample

c. Population

d. Data

33 / 60

Most research in the humanities revolves around the:?

a. 1 P

b. 3 Ps

c. 2 Ps

d. 4 Ps

34 / 60

The most appropriate data collection method in qualitative research is : ?

a. Online questionnaires

b. Structured interview

c. Mailed questionnaires

d. In-depth interviewing

35 / 60

Quantitative research is?

a. Hypothesis testing

b. Study design

c. Sample size

d. Numerical, non-descriptive, applies statistics or mathematics and uses numbers

36 / 60

The median of a series of numerical values is: ?

a. The value located exactly midway between the minimum and maximum of the series

b. A measure of the eccentricity of the series

c. A value for which half of the values are higher and half of the values are lower

d. The most commonly encountered values among the series

37 / 60

If a person weight is 60 kg, it was classified as:?

a. Discrete variables

b. Binary variables

c. Continuous variables

d. Qualitative variables

38 / 60

RECfile can be created from: ?

a. Epidata

b. Excel

c. Stata

d. Epiinfo

39 / 60

Which one is the potential problem for observation data collection method : ?

a. The information bia

b. The interview bias

c. The selection bias

d. Vary from observer to observer

40 / 60

The selection of data collection methods should be based on: ?

a. Hypothesis

b. Sample

c. Data at the field

d. Population

41 / 60

Which one of these sampling methods is a probability method? ?

a. Simple random sampling

b. Convenience

c. Judgement

d. Quota

42 / 60

What is the disadvantage of a questionnaire for data collection: ?

a. Interviewer bias

b. Information bias

c. Lack of opportunity to clarify issues

d. Confounding

43 / 60

The binary variables is one type of:?

a. Qualitative variables

b. Quantitative variables

c. Discrete variables

d. Continuous variables

44 / 60

The number of traffic accidents in Cambodia during 2014 is:?

a. Qualitative variable

b. Continuous variable

c. Discrete variable

d. Constant

45 / 60

Systematic sampling is one type of:?

a. Probability sampling

b. Convenient sampling

c. Non-probability sampling

d. Quota sampling

46 / 60

What is the advantage of a questionnaire for data collection: ?

a. Get 90% accurate and reliable information

b. Easy to apply

c. Do not need to interview respondents

d. Get 100% accurate and reliable information

47 / 60

The extension dtafile is the format of dataset in?

a. Stata

b. Excel

c. Epiinfo

d. Epidata

48 / 60

In a research studies for the humanities, the Ps mean that:?

a. People, problems, programmes, power

b. People, problems, programmes, phenomenon

c. People, problems, programmes, proportion

d. People, problems, programmes, percent

49 / 60

In collecting the data, the researcher must decide: ?

a. How to collects the data

b. How to report the data

c. How to summary the data

d. How to analyse the data

50 / 60

What is the main purpose of using Stata software for?

a. Creating questionnaire

b. Data checking

c. Data collection

d. Data summary

51 / 60

Which of the following is qualitative variable?

a. Sex

b. Diastolic blood pressure

c. Height

d. Parity

52 / 60

The cross-sectional study is one type of:?

a. Experimental study

b. Interventional study

c. Clinical trial

d. Observational study

53 / 60

The advantage of selecting a sample is 😕

a. Representative

b. Random

c. Save human resources

d. Easy to collect data

54 / 60

What is the questionnaire : ?

a. Written list of questions

b. A question to ask respondents

c. A closed question

d. A open-ended question

55 / 60

The difference between sample statistic and the true population is due to:?

a. Selection bias

b. Sampling error

c. Information bias

d. Bias

56 / 60

Which of these represent qualitative data?

a. Liking or disliking of (500) persons of a new product

b. Height of a patient

c. Income of a government staff in a Ministry

d. Weight of a patient

57 / 60

The first quartile?

a. Is the same as the 25th percentile

b. Is the same as the 75th percentile

c. Contains at least one third of the data elements

d. Is the same as the 50th percentile

58 / 60

The mean is?

a. The middle most score

b. The most frequently occurring score

c. The statistical or arithmetic average

59 / 60

Which one is the potential problem for observation data collection method : ?

a. The information bias

b. The interview bias

c. Increase or decrease of the respondents’ behavior

d. The selection bias

60 / 60

The selection of data collection methods should be based on: ?

a. Data at the field

b. Population

c. Sample

d. Research design

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Conception Et Méthodologie De La Recherche Test

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