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

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

3) The advantage of selecting a sample is 😕

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

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

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

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

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

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

10) The primary source data can get from : ?

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

12) What is the purpose of doing research?

13) Participant observation is : ?

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

15) The secondary data source: ?

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

17) Sampling frame is 😕

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

19) The 90th percentile has:?

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

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

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

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

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

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

26) The secondary data source was available from : ?

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

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

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

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

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

32) What is data collection?

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

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

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

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

37) The secondary data source was available from : ?

38) The interquartile range is?

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

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

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

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

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

44) The result of a quantitative research is?

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

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

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

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

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

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

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

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

53) The greater the sample size can get:?

54) The clinical trial is one type of:?

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

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

57) What is a characteristic of the mean?

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

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

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

61) The median is a measure of?

62) The primary source data can get from 😕

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

64) Systematic sampling is one type of:?

65) RECfile can be created from: ?

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

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

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

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

70) The interview of data collection method is : ?

71) The advantage of selecting a sample is 😕

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

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

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

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

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

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

78) Cluster sampling is one type of:?

79) The aim in selecting a sample is:?

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

81) The primary data source: ?

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

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

84) The first quartile?

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

86) CHECKfile can be created from?

87) The categorical variables is one type of:?

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

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

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

91) What the advantage of a cohort study?

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) What is the step 4 of research studies:?

95) What is the objective of a research?

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

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

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

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

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

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

102) The result of a quantitative research ?

103) The primary source of data can provide: ?

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

105) The advantage of close question is: ?

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

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

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

109) Logfile can be created from: ?

110) The mean is?

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

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

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

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

115) Disproportionate stratified sampling is one type of:?

116) Non-participant observation is : ?

117) Quantitative research is?

118) Dofile can be created from: ?

119) Characteristic of qualitative research is ?

120) The secondary source of data can provide: ?

121) If a population is homogeneous:?

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

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

124) What is the main purpose of randomization?

125) The secondary data source was available from 😕

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

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

128) The advantage of selecting a sample is 😕

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

130) Chose the correct answer below : ?

131) The cohort study is one type of:?

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

133) If a population is heterogeneous:?

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

135) The meaning of focus group discussion is : ?

136) Which of the following is continuous variable?

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

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

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

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

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

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

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

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

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

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

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

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

149) What makes people do a research?

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

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

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

153) The discrete variable is one type of:?

154) The disadvantage of selecting a sample is 😕

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

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

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

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

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

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

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

162) A quantitative research ?

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

164) What is a research methodology?

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

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

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

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

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

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

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

172) QUESfile can be created from: ?

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

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

175) The primary source data can get from : ?

176) The continuous variable is one type of:?

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

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

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

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

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

182) The primary data source: ?

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

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

185) What is the questionnaire : ?

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

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

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

189) What is a research design ?

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

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

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

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

194) Chose the correct answer below : ?

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

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

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

198) What is a research methods?

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

200) In statistics, a population consists of?

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

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

203) Which of these represent qualitative data?

204) The binary variables is one type of:?

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

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

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

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

209) Proportionate stratified sampling is one type of:?

210) The interview of data collection method is : ?

211) Which of the following is qualitative variable?

212) The aim in selecting a sample is:?

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

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