1) Proportionate stratified sampling is one type of:?

2) The categorical variables is one type of:?

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

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

5) The clinical trial is one type of:?

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

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

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

9) What is the purpose of doing research?

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

11) The interview of data collection method is : ?

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

13) The primary source of data can provide: ?

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

15) The interquartile range is?

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

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

18) The secondary source of data can provide: ?

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

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

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

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

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

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

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

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

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

28) The greater the sample size can get:?

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

30) Dofile can be created from: ?

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

32) The secondary data source: ?

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

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

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

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

37) The disadvantage of selecting a sample is 😕

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

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

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

41) The aim in selecting a sample is:?

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

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

44) Non-participant observation is : ?

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

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

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

48) If a population is homogeneous:?

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

50) The primary source data can get from : ?

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

52) What is a research design ?

53) Cluster sampling is one type of:?

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

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

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

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

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

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

60) What is the objective of a research?

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

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

63) The continuous variable is one type of:?

64) Chose the correct answer below : ?

65) The primary data source: ?

66) The result of a quantitative research ?

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

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

69) Systematic sampling is one type of:?

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

71) The first quartile?

72) The binary variables is one type of:?

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

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

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

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

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

78) What makes people do a research?

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

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

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

82) Sampling frame is 😕

83) What is the main purpose of randomization?

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

85) The median is a measure of?

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

87) What is a research methods?

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

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

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

91) The primary source data can get from 😕

92) QUESfile can be created from: ?

93) Disproportionate stratified sampling is one type of:?

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

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

96) A quantitative research ?

97) In statistics, a population consists of?

98) The secondary data source was available from : ?

99) Logfile can be created from: ?

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

101) The 90th percentile has:?

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

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

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

105) The discrete variable is one type of:?

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

107) The meaning of focus group discussion is : ?

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

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

110) Which of the following is qualitative variable?

111) The primary source data can get from : ?

112) The secondary data source was available from : ?

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

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

115) If a population is heterogeneous:?

116) The result of a quantitative research is?

117) The advantage of selecting a sample is 😕

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

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

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

121) Mean Deviation, Variance and Standard Deviation of the values of 6,6,6,6,6,6 is ?

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

123) The advantage of selecting a sample is 😕

124) Which of the following is continuous variable?

125) RECfile can be created from: ?

126) What is data collection?

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

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

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

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

131) What the advantage of a cohort study?

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

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

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

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

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

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

138) The secondary data source was available from 😕

139) Characteristic of qualitative research is ?

140) The advantage of selecting a sample is 😕

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

142) What is the questionnaire : ?

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

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

145) Quantitative research is?

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

147) CHECKfile can be created from?

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

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

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

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

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

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

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

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

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

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

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

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

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

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

162) The mean is?

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

164) What is a research methodology?

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

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

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

168) What is a characteristic of the mean?

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

170) The cohort study is one type of:?

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

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

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

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

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

176) A quantitative research ?

177) The aim in selecting a sample is:?

178) Participant observation is : ?

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

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

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

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

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

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

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

186) The advantage of close question is: ?

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

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

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

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

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

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

193) Chose the correct answer below : ?

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

195) The cross-sectional study is one type of:?

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

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

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

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

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

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

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

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

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

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

206) The primary data source: ?

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

208) The interview of data collection method is : ?

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

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

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

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

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

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