Questions on statistics

Questions on statistics

1. 
   What does the term "statistics" mean at present?
   
2. 
   What areas of statistics do you know?
   
3. 
   Distinctive features of mathematics from statistics.
   
4. 
   What does the quantitative side mean in relation to qualitative features?
   
5. 
   What is a statistical method and what are the main methods you know?
   
6. 
   Statistical study methodology.
   
7. 
   What is a statistic?
   
8. 
   The purpose and objectives of statistical observation?
   
9. 
   Subject, object and unit of observation?
   
10. 
    What are the main forms, types and methods of observation?
    
11. 
    Software and methodological issues of statistical observation?
    
12. 
    Organizational issues of statistical observation?
    
13. 
    Quality control of surveillance?
    
14. 
    What are the characteristics of statistical observation?
    
15. 
    What questions are included in the statistical observation plan?
    
16. 
    What are statistical observation errors?
    
17. 
    List the stages of statistical observation?
    
18. 
    What are the characteristics of the first and second stages of statistical research?
    
19. 
    What is called a statistical grouping?
    
20. 
    What is the scope of typological, structural and analytical grouping?
    
21. 
    What are the intervals of groupings and how can you define their boundaries precisely?
    
22. 
    What kinds of statistical distributions are you aware of?
    
23. 
    When is secondary grouping applied?
    
24. 
    What is a statistical table?
    
25. 
    What are the types of statistical graphs in the form a graphic image?
    
26. 
    What kind of graph is suitable for displaying the dynamics of the number of births?
    
27. 
    Geometric mean and its applications.
    
28. 
    Can the mode, median, and arithmetic mean be the same?
    
29. 
    What is variation?
    
30. 
    What are the structural averages of the variation row and why are they calculated?
    
31. 
    What are the structural averages?
    
32. 
    When is the graphical definition of structural averages used?
    
33. 
    What are indicators of variation and why are they calculated?
    
34. 
    What indicators relate to absolute indicators of variation?
    
35. 
    What is a variation series and what types is it subdivided into?
    
36. 
    What is variance and what types do you know?
    
37. 
    How the variance addition rule is formulated and what is it practical value?
    
38. 
    What kind of observation is called selective?
    
39. 
    What are the advantages of selective observation over a solid one?
    
40. 
    What are the main stages of conducting sample observation?
    
41. 
    Methods for selecting units in the sample population?
    
42. 
    What kinds of errors are there?
    
43. 
    What is sampling error?
    
44. 
    Difference Between Representative Error and Marginal Sampling Error?
    
45. 
    How can the mean sampling error be calculated for random repeated and non-repeating sampling?
    
46. 
    Distribution of the sample mean to the general population.
    
47. 
    Distribution of the sample share with this feature in the general population?
    
48. 
    Calculation of the required sample size for the given parameters?
    
49. 
    What does dynamics mean?
    
50. 
    What is called a number of speakers?
    
51. 
    What are the requirements for constructing dynamic series?
    
52. 
    Describe the analytical indicators of the series of dynamics.
    
53. 
    What kinds of dynamic series are you aware of?
    
54. 
    How can levels in a time series be represented?
    
55. 
    What is the closure of the series of dynamics and why is it necessary?
    
56. 
    The relationship between chain and basic indicators of the analysis of the series of dynamics.
    
57. 
    What is time series extrapolation?
    
58. 
    What is called an index in statistics?
    
59. 
    What tasks can be solved using indexes?
    
60. 
    What types of indices by the content of the studied quantities exist?
    
61. 
    What types of coverage indices are there?
    
62. 
    What types of indexes by calculation methods are you aware of?
    
63. 
    List the main aggregate indices.
    
64. 
    What is the consumer price index and what role does it play in the economy?
    
65. 
    What are the indices of constant, variable compositions?
    
66. 
    What is the essence of the structural change index?
    
67. 
    What is the unit of observation in population statistics?
    
68. 
    List the sources of information on population statistics.
    
69. 
    Methods for determining the size of the population.
    
70. 
    Question about population census in Uzbekistan?
    
71. 
    The need for current registration of the population.
    
72. 
    What is a critical moment in a population census?
    
73. 
    What categories of the population are taken into account in the population census?
    
74. 
    Explain how the resident population and the present population differ.
    
75. 
    What period of time is used as a criterion for permanent residence?
    
76. 
    How is the average population determined?
    
77. 
    What are the main groupings in population statistics?
    
78. 
    The main groups of the population by age and their need.
    
79. 
    What are the main population groups according to the qualitative characteristics of the population?
    
80. 
    List the indicators of population movement and explain the methods for calculating them.
    
81. 
    What are the main indicators characterizing natural population growth?
    
82. 
    Special indicators of the vital movement of the population.
    
83. 
    Indicators of the mechanical movement of the population.
    
84. 
    The need to calculate the average population.
    
85. 
    What are the indicators characterizing the employment of the population.
    
86. 
    List the main indicators of the mortality table?
    
87. 
    Explain the methods for calculating the prospective size and life expectancy of the population?
    
88. 
    Explain the difference between labor resources and economically active population.
    
89. 
    Potential and actual number of labor resources.
    
90. 
    Calculation of the number of labor resources by the demographic and economic method?
    
91. 
    What are the indicators that characterize the movement of labor resources.
    
92. 
    How is the number and composition of employed persons determined?
    
93. 
    List the major population groups by status in employment.
    
94. 
    Explain the method for determining the average payroll number of employees.
    
95. 
    Types of unemployment.
    
96. 
    Indicators of employment of the population.
    
97. 
    Indicators of unemployment of the population.
    
98. 
    Calculation of the average payroll number of employees of the enterprise.
    
99. 
    The main categories of employees of the enterprise.
    
100. 
     Indicators of the movement of workers.
     
101. 
     Analysis of the enterprise's labor potential.
     
102. 
     What’s the difference between correlation and simple linear regression?
     
103. 
     What is descriptive statistics?
     
104. 
     Collection of primary data (direct statistical observation).
     
105. 
     What are the Components of Population statistics?
     
106. 
     What are the conditions are satisfied then a time series is stationary?
     
107. 
     What are main components of the labor market statistics?
     
108. 
     What is the indicator of variation? The value of the indicators of variation.
     
109. 
     What is a bar chart? Where it used?
     
110. 
     How would you explain the difference between economically active and inactive population?
     
111. 
     What is the difference between inferential statistics and descriptive statistics?
     
112. 
     Most common characteristics used in descriptive statistics?
     
113. 
     What does national wealth include? What is Goodwill?
     
114. 
     How does experimental data contrast with observational data?
     
115. 
     What is big data? What is the difference between data analysis and machine learning?
     
116. 
     Most common characteristics of life standard statistics?
     
117. 
     Describe types of means.
     
118. 
     What is correlation and regression?
     
119. 
     What is Time Series? What are the Components of a Time Series?
     
120. 
     How to choose between Pearson and Spearman correlation?
     
121. 
     How to calculate range and interquartile range?
     
122. 
     What classifications and groupings are used in the SNA?
     
123. 
     What is the meaning of standard deviation?
     
124. 
     What is the difference between population parameters and sample statistics?
     
125. 
     How does experimental data contrast with observational data?
     
126. 
     What is big data, Artificial intelligence and Internet of things?
     
127. 
     What are the main indicators of the standard of living?
     
128. 
     What types of averages are used in statistics?
     
129. 
     What is the essence and significance of the average as a statistical indicator?
     
130. 
     What are the Components of a Time Series?
     
131. 
     What are the conditions are satisfied then a time series is stationary?
     
132. 
     What is the essence of population statistics subject, what are its features?
     
133. 
     What is the difference between inferential statistics and descriptive statistics?
     
134. 
     Most common characteristics used in descriptive statistics?
     
135. 
     What is the Law of Large Numbers?
     
136. 
     How does experimental data contrast with observational data?
     
137. 
     Most common characteristics used in descriptive statistics?
     
138. 
     What are the Components of a Time Series?
     
139. 
     What is correlation and regression?
     
140. 
     The concept of natural movement and migration of the population.
     
141. 
     What is the meaning of standard deviation?
     
142. 
     Why the statistical literacy is important?
     
143. 
     What is root cause analysis? How to identify a cause vs. a correlation? Give examples
     
144. 
     What is the difference between population parameters and sample statistics?
     
145. 
     What does national wealth include? What is the difference between non-financial produced assets and non-financial non-produced assets?
     
146. 
     What are the Components of a Time Series?
     
147. 
     What is the second major branch of statistics and describe it?
     
148. 
     Most common characteristics used in descriptive statistics?
     
149. 
     How would you explain the difference between correlation and covariance?
     
150. 
     What are types of numerical data?