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

2) Quantitative research is?

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

4) The meaning of focus group discussion is : ?

5) Participant observation is : ?

6) What is the main purpose of randomization?

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

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

9) The primary source data can get from : ?

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

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

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

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

14) The median is a measure of?

15) The advantage of selecting a sample is 😕

16) The categorical variables is one type of:?

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

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

19) Non-participant observation is : ?

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

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

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

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

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

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

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

27) Chose the correct answer below : ?

28) QUESfile can be created from: ?

29) The cohort study is one type of:?

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

31) In statistics, a population consists of?

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

33) The primary source data can get from : ?

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

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

36) What is a research methodology?

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

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

39) CHECKfile can be created from?

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

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

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

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

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

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

46) The primary source of data can provide: ?

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

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

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

50) The advantage of selecting a sample is 😕

51) What is a research design ?

52) The aim in selecting a sample is:?

53) If a population is homogeneous:?

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

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

56) Characteristic of qualitative research is ?

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

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

59) The binary variables is one type of:?

60) Which of these represent qualitative data?

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

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

63) The interview of data collection method is : ?

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

65) The primary data source: ?

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

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

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

69) The secondary source of data can provide: ?

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

71) The result of a quantitative research ?

72) The advantage of selecting a sample is 😕

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

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

75) The result of a quantitative research is?

76) The interview of data collection method is : ?

77) The primary data source: ?

78) What makes people do a research?

79) What is a characteristic of the mean?

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

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

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

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

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

85) If a population is heterogeneous:?

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

87) What is the purpose of doing research?

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

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

90) The clinical trial is one type of:?

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

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

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

94) Systematic sampling is one type of:?

95) What is data collection?

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

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

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

99) What is the objective of a research?

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

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

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

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

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

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

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

107) The 90th percentile has:?

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

109) Which of the following is qualitative variable?

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

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

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

113) What is a research methods?

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

115) The first quartile?

116) A quantitative research ?

117) The mean is?

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

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

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

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

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

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

124) Disproportionate stratified sampling is one type of:?

125) The aim in selecting a sample is:?

126) RECfile can be created from: ?

127) The secondary data source: ?

128) The advantage of close question is: ?

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

130) Which of the following is continuous variable?

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

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

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

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

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

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

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

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

139) The secondary data source was available from : ?

140) Sampling frame is 😕

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

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

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

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

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

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

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

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

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

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

151) The greater the sample size can get:?

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

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

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

155) The continuous variable is one type of:?

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

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

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

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

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

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

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

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

164) The disadvantage of selecting a sample is 😕

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

166) Proportionate stratified sampling is one type of:?

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

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

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

170) What the advantage of a cohort study?

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

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

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

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

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

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

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

178) The interquartile range is?

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

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

181) Logfile can be created from: ?

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

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

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

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

186) The secondary data source was available from 😕

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

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

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

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

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

192) The primary source data can get from 😕

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

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

195) The discrete variable is one type of:?

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

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

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

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

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

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

202) The secondary data source was available from : ?

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

204) Cluster sampling is one type of:?

205) Chose the correct answer below : ?

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

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

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

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

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

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

212) A quantitative research ?

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

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