Conception Et Méthodologie De La Recherche Test

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1 / 60

Which of the following is not a measure of central location?

a. Median

b. Variance

c. Mean

d. Mode

2 / 60

What information can be obtained from a cohort study?

a. The prevalence of a disease

b. The prevalence of an exposure

c. The incidence of a disease

d. The cause of a disease

3 / 60

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

a. Confounding

b. Information bias

c. Interviewer bias

d. Not representative the target population

4 / 60

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

a. Questionnaire

b. Documents

c. Interviewing

d. Observation

5 / 60

Which one is the observation method of data collection : ?

a. The structure interview

b. The unstructure interview

c. Weighing

d. The semi-unstructure interview

6 / 60

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

a. The interview bias

b. Positive or negative of the respondents’ behavior

c. The information bias

d. The selection bias

7 / 60

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

a. Information bias

b. Confounding

c. Interviewer bias

d. Limited for vary young, very old or handicapped population

8 / 60

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

a. Mailed questionnaires

b. Online questionnaires

c. Participant-observations

d. Structured interview

9 / 60

Which one is the observation method of data collection : ?

a. Checking pulse of respondent

b. The semi-unstructure interview

c. The unstructure interview

d. The structure interview

10 / 60

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

a. Qualitative data

b. Discrete data

c. Continuous data

d. Categorical data

11 / 60

The primary data source: ?

a. Are specifically for purpose of research

b. Involves data collection from the intervie

c. Involves data collection from documents

d. Involves data collection indirectly from the respondents

12 / 60

The primary data source: ?

a. Involves data collection indirectly from the respondents

b. Involves data collection directly from the respondents

c. Involves data collection from documents

d. Involves data collection from the interview

13 / 60

Occupation is one variable in a study What type of this variable was classified:?

a. Quantitative

b. Qualitative

c. Discrete

d. Continuous

14 / 60

The greater the sample size can get:?

a. The more accurate estimate

b. 100% accurate information

c. Information bias

d. The less accurate estimate

15 / 60

Which of the following is continuous variable?

a. Age last birthday

b. Blood glucose

c. Exact age

d. Family size

16 / 60

The characteristics of structured interview data collection method is : ?

a. Pre-determined, rigid and closed structure questions

b. Evolutionary, flexible and open structure questions

c. Take long time

d. Take short time

17 / 60

The advantage of selecting a sample is 😕

a. Save money

b. Easy to collect data

c. Random

d. Representative

18 / 60

The interquartile range represents the central portion of the distribution,?

a. From the 25th percentile to the 100th percentile

b. From the 25th percentile to the 50th percentile

c. From the 25th percentile to the 90th percentile

d. From the 25th percentile to the 75th percentile

19 / 60

Percentiles divide the data in a distribution into:?

a. 100 equal parts

b. 75 equal parts

c. 50 equal parts

d. 25 equal parts

20 / 60

The aim in selecting a sample is:?

a. To achieve maximum precision in the estimate within a given sample size

b. To get 100% accurate and reliable information

c. To achieve minimum precision in the estimate within a given sample size

d. To get 95% accurate and reliable information

21 / 60

RECfile can be created from: ?

a. Stata

b. Excel

c. Epidata

d. Epiinfo

22 / 60

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

a. Previous studies

b. Study design

c. Sample size

d. Population

23 / 60

The 75th percentile is referred to as the?

a. First quartile

b. Third quartile

c. Second quartile

24 / 60

The interview of data collection method is : ?

a. The online questionnaire

b. Person-to-person interaction

c. The collective questionnaire

d. The mailed questionnaire

25 / 60

The median is a measure of?

a. Central location

b. Relative dispersion

c. Absolute dispersion

d. Relative location

26 / 60

The primary source of data can provide: ?

a. Fourth-hand data

b. Third-hand data

c. Second-hand data

d. First-hand data

27 / 60

What is the step 2 of research studies:?

a. Dissect into subareas

b. Raise research questions

c. Identify the main subject area

d. Select subareas of interest to you

28 / 60

The difference between an interview schedule and a questionnaire is: ?

a. The type of answers

b. The type of questions

c. The structure interview

d. The interviewer asks the question and records the respondents’ replies on an interview schedule

29 / 60

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

a. Online questionnaires

b. Mailed questionnaires

c. Structured interview

d. Non-observations

30 / 60

The pth percentile is a value such that at least p percent of the observations are?

a. Less than this value

b. More than this value

c. Less than or equal to this value

d. More than or equal to this value

31 / 60

How many types of the interview data collection method in a research : ?

a. Four types

b. More than four types

c. Two types

d. Three types

32 / 60

The appropriate sampling method in quantitative research is:?

a. Non-probability sampling

b. Quota sampling

c. Convenient sampling

d. Probability sampling

33 / 60

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

a. Data at the field

b. Population

c. Variables

d. Sample

34 / 60

Which one is the observation method of data collection : ?

a. The semi-unstructure interview

b. Checking temperature of respondent

c. The unstructure interview

d. The structure interview

35 / 60

The 90th percentile has:?

a. 99% of the observations at or below it

b. 90% of the observations at or below it

c. 95% of the observations at or below it

d. 100% of the observations at or below it

36 / 60

In collecting the data, the researcher must decide: ?

a. Which data to analyse

b. Which data to collects

c. Which data to report

37 / 60

The advantage of open-ended question is: ?

a. Provide in-depth information

b. Apply all kind of researches

c. Only used in community

d. Mostly used in quantitative research

38 / 60

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

a. Random

b. Probability

c. Sampling design or sampling method

d. Non-random

39 / 60

The value that has half of the observations above it and half the observations below it is called the?

a. Mean

b. Mode

c. Median

d. Range

40 / 60

The characteristics of unstructured interview data collection method is : ?

a. Take long time

b. Evolutionary, flexible and open structure questions

c. Pre-determined, rigid and closed structure questions

d. Take short time

41 / 60

The categorical variables is one type of:?

a. Quantitative variables

b. Continuous variables

c. Qualitative variables

d. Discrete variables

42 / 60

The application of statistical methods in biology is called ?

a. Descriptive statistics

b. Statistics in biology

c. Statistics in vivo

d. Biostatistics

43 / 60

What is the step 5 of research studies:?

a. Make sure

b. Double-check

c. Assess the objectives

d. Formulate objectives

44 / 60

If a person weight is 605 kg, it was classified as:?

a. Binary variables

b. Discrete variables

c. Qualitative variables

d. Continuous variables

45 / 60

The advantage of selecting a sample is 😕

a. Easy to collect data

b. Random

c. Representative

d. Save human resources

46 / 60

What is the step 4 of research studies:?

a. Dissect into subareas

b. Select subareas of interest to you

c. Raise research questions

d. Identify the main subject area

47 / 60

The sum of deviations of the individual data elements from their mean is?

a. Always less than zero

b. Always equal to zero

c. Always greater than zero

d. Sometimes greater than and sometimes less than zero, depending on the data elements

48 / 60

The secondary data source: ?

a. Involves data collection directly from the respondents

b. Involves data collection for various purposes

c. Involves data collection from the interview

d. Involves data collection indirectly from the respondents

49 / 60

What is the main function of using Epidata software for?

a. Creating questionnaire

b. Data checking

c. Data analysis

d. Data collection

50 / 60

The mean is?

a. The statistical or arithmetic average

b. The most frequently occurring score

c. The middle most score

51 / 60

Based on Monette et al (1986:156), the interview is : ?

a. The collective questionnaire

b. The mailed questionnaire

c. The interviewer reads the questions to respondents and recording their answers

d. The online questionnaire

52 / 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 10th value in the ordered series

b. The 11th value in the ordered series

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

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

53 / 60

The standard deviation is the measure of spread used most commonly with:?

a. The median

b. The geometric mean

c. The mode

d. The arithmetic mean

54 / 60

What is the questionnaire : ?

a. A question to ask respondents

b. A closed question

c. A open-ended question

d. Written list of questions

55 / 60

A parameter is a measure which is computed from?

a. Raw data

b. Population data

c. Sample data

d. Test statistics

56 / 60

The advantage of structured interview data collection method is : ?

a. It requires much interviewing skills

b. It takes short tim

c. It requires fewer interviewing skills

d. It is quick to get information

57 / 60

Which ONE of the following is the main problem with using non-probability sampling techniques?

a. The expense

b. The results are never representative

c. Human judgement error

d. Informants can refuse to participate

58 / 60

The interview of data collection method is : ?

a. The collective questionnaire

b. The online questionnaire

c. The mThe collective questionnaire

d. Face-to-face interview

59 / 60

The discrete variable is one type of:?

a. Quantitative variables

b. Qualitative variables

c. Categorical variables

d. Binary variables

60 / 60

How many scale of variables measurement in statistical data:?

a. Two scales of measurement

b. Five scales of measurement

c. Three scales of measurement

d. Four scales of measurement

Your score is

The average score is 78%

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Conception Et Méthodologie De La Recherche Test

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