1) Which one is the observation method of data collection : ?

2) The characteristic of an open-ended question in research studies is: ?

3) The weight of patients in a hospital is:?

4) Participant observation is : ?

5) Non-participant observation if one type of data collection methods below: ?

6) Quantitative variables that has only fixed of finite values are called:?

7) What information can be obtained from a cross-sectional study??

8) What is the main purpose of using Stata software for?

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

10) The advantage of structured interview data collection method is : ?

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

12) Quota sampling, judgment sampling and convenience sampling are classified as types of: ?

13) QUESfile can be created from: ?

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

15) Which one of the following measurement does not divide a set of observations into equal parts?

16) Which one is the observation method of data collection : ?

17) What measure of location tend not to be affected by outliers:?

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

19) Non-participant observation is : ?

20) Chose the correct answer below : ?

21) What is a research design ?

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

23) The choice of study design depends on a variety of considerations, except 1:?

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

25) Independent variable in epidemiological study was also called:?

26) Systematic sampling is one type of:?

27) Which one is the observation method of data collection : ?

28) The secondary data source was available from : ?

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

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

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

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

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

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

35) If a population is homogeneous:?

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

37) The analysis of quantitative data is mostly used programme software?

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

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

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

41) The aim in selecting a sample is:?

42) Sampling frame is 😕

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

44) In collecting the data, the researcher must decide: ?

45) In statistics, a population consists of?

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

47) Simple random sampling (SRS) is one type of:?

48) The median is a measure of?

49) Dofile can be created from: ?

50) Which of these represent qualitative data?

51) Most research in the humanities revolves around the:?

52) What is the purpose of doing research?

53) The advantage of selecting a sample is 😕

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

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

56) Which of the following provides a measure of central location for the data?

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

58) A quantitative research ?

59) The interview of data collection method is : ?

60) The result of a quantitative research ?

61) The weight of patients in a hospital is:?

62) Dependent variable in epidemiological study was also called:?

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

64) To study the function carried out by nurses in a hospital, what is the best data collection method : ?

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

66) Height of one patient is one type of:?

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

68) The descriptive measure of dispersion that is based on the concept of a deviation about the mean is?

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

70) The meaning of in-depth interviews is : ?

71) The mean is?

72) Type of sampling in which each element of population has equally likely chance of selection is:?

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

74) What is the main purpose of using Epidata software for?

75) The secondary source of data can provide: ?

76) What is the main purpose of using Stata software for?

77) The primary data source: ?

78) Which one is the observation method of data collection : ?

79) CHECKfile can be created from?

80) The cut-off for the third quartile is:?

81) Disproportionate stratified sampling is one type of:?

82) RECfile can be created from: ?

83) Which of the following is not based on all the observations?

84) What is the step 1 of research studies:?

85) Logfile can be created from: ?

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

87) The advantage of open-ended question is: ?

88) In collecting the data, the researcher must decide: ?

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

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

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

92) Proportionate stratified sampling is one type of:?

93) The meaning of focus group discussion is : ?

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

95) What is the step 3 of research studies:?

96) The secondary data source was available from : ?

97) In case there are too many outliers in the data set, the most representative average value is?

98) How many scale of variables measurement in statistical data:?

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

100) The discrete variable is one type of:?

101) The interview of data collection method is : ?

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

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

104) A quantitative research ?

105) If a data set has an even number of observations, the media?

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

107) The stages of a malignant disease (cancer) is recorded using the symbols 0, I, II, III, IV We say
that the scale used is: ?

108) In collecting the data, the researcher must decide: ?

109) The disadvantage of open-ended question is: ?

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

111) Which one is the four scales of variables measurement in statistical data:?

112) The advantage of selecting a sample is 😕

113) What is the main purpose of randomization?

114) The appropriate sampling method in quantitative research is:?

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

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

117) Cluster sampling, stratified sampling and systematic sampling are types of:?

118) The characteristics of structured interview data collection method is : ?

119) The median of a series of numerical values is: ?

120) Which of the following is qualitative variable?

121) The primary source data can get from : ?

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

123) The characteristics of unstructured interview data collection method is : ?

124) The most appropriate data collection method in quantitative research is : ?

125) A parameter is a measure which is computed from?

126) The median of a sample will always equal the?

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

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

129) The secondary data source: ?

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

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

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

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

134) Quantitative research is?

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

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

137) What is the main function of using Epidata software for?

138) Dependent variable in epidemiological study was also called:?

139) What makes people do a research?

140) A subgroup of the population that you are interested is called:?

141) Two factors may influence the degree of certainty about the inferences drawn from a sample:?

142) The advantage of structured interview data collection method is : ?

143) If a population is heterogeneous:?

144) Which of the following is not a measure of dispersion?

145) The advantage of close question is: ?

146) Which one is the observation method of data collection : ?

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

148) What is a characteristic of the mean?

149) The purpose of sampling in quantitative research is:?

150) Interviewing all members of a given population is called: ?

151) The binary variables is one type of:?

152) What is the objective of a research?

153) The range of a set of data is:?

154) What information can be obtained from a cohort study?

155) Characteristic of qualitative research is ?

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

157) The categorical variables is one type of:?

158) The 75th percentile is referred to as the?

159) Which of the following is a measure of dispersion?

160) The secondary data source was available from 😕

161) Weight of one patient is one type of:?

162) Percentiles divide the data in a distribution into:?

163) A numerical value used as a summary measure for a sample, such as sample mean, is known as a?

164) The greater the sample size can get:?

165) Which of the following is continuous variable?

166) Which one is the observation method of data collection : ?

167) The extension dtafile is the format of dataset in?

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

169) In collecting the data, the researcher must decide: ?

170) Which of the following provides a meaning of research?

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

172) The continuous variable is one type of:?

173) Chose the correct answer below : ?

174) The disadvantage of selecting a sample is 😕

175) The randomized control trial is one type of:?

176) Which one is the observation method of data collection : ?

177) Which of the following divides a group of data into four subgroups?

178) The result of a quantitative research is?

179) The advantage of selecting a sample is 😕

180) What the advantage of a cohort study?

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

182) What is a research methodology?

183) The purpose of sampling in qualitative research is:?

184) The primary source of data can provide: ?

185) The 90th percentile has:?

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

187) Participant observation if one type of data collection methods below: ?

188) The case-control study is one type of:?

189) In practice, most research studies are based on a combination of at least:?

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

191) The cohort study is one type of:?

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

193) In the statistical world, the range is reported as:?

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

195) The application of statistical methods in biology is called ?

196) The first quartile?

197) What is the step 5 of research studies:?

198) What is the questionnaire : ?

199) If a data set has an even number of observations, the median?

200) What is the step 2 of research studies:?

201) What is a research methods?

202) The primary source data can get from : ?

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

204) The interquartile range is a measure of spread used most commonly:?

205) Cluster sampling is one type of:?

206) The most frequently occurring value of a data set is called the?

207) If a researcher collect data from secondary source, he/she can be: ?

208) For sampling, which one of the following should be up-to-date, complete and affordable?

209) The clinical trial is one type of:?

210) To study about the interaction in a group, the appropriate method of data collection is : ?

211) What is the step 4 of research studies:?

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

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

214) Which one is the observation method of data collection : ?