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Statistics Practice Test Questions: Concept of Statistics
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Statistics  is the discipline that concerns the collection, organization, analysis, interpretation, and presentation of data.

Two main statistical methods are used in data analysis: descriptive statistics, which summarize data from a sample using indexes such as the mean or standard deviation, and inferential statistics, which draw conclusions from data that are subject to random variation (e.g., observational errors, sampling variation)

Statistics Practice Test Questions: Concept of Statistics
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25 Questions

1. Statistics branches include___________
2. The variables whose calculation is done according to the weight, height and length and weight are known as:_______
3. Graphical and numerical methods are specialized processes utilized in_________
4. If a distribution is abnormally tall and peaked, then is can be said that the distribution is__________
5. Population census is conducted through________
6. In inferential statistics, we study____________
7. In statistics, a sample means_____________
8. Which one is the not measure of dispersion.____________
9. Census reports used as a source of data is________
10. Statistic is a numerical quantity, which is calculated from_____________
11. Data collected by NADRA to issue computerized identity cards (CICs) are__________
12. Questionnaire survey method is used to collect____________
13. Sample statistics are also represented as__________
14. A chance variation in an observational process is____________
15. The mean of a distribution is 23, the median is 24, and the mode is 25.5. It is most likely that this distribution is__________
16. Statistics results are_____________
17. Individual respondents, focus groups, and panels of respondents are categorized as_________
18. You asked five of your classmates about their height. On the basis of this information, you stated that the average height of all students in your university or college is 67 inches. This is an example of___________
19. Primary data and _____________ data are sam
20. Data in the Population Census Report is___________
21. Which branch of statistics deals with the techniques that are used to organize, summarize, and present the data__________
22. The weights of students in a college/ school is a___________
23. When data are collected in a statistical study for only a portion or subset of all elements of interest we are using___________
24. Which of the following is not based on all the observations?________
25. A numerical value used as a summary measure for a sample, such as a sample mean, is known as a_______

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