AltSchool of Data: Entrance Assessment (Data Analysis) Batch B
Hello, you’ve come one step closer to building your career in Data Analysis.
Welcome to your entrance assessment exercise. Before you proceed, here’s some important bits of information you need to know:
- You have just 1 attempt at this assessment, there will be no retakes.
- While you can take this assessment with a mobile device, we advise you use a laptop to get the best experience.
- A total timeframe of 1hr 30mins has been preset as the duration for this assessment, we advise that you commence and complete the assessment at 1 go.
- Once you start the assessment, you are expected to sit through without taking any breaks. So ensure you take this at a convenient time to avoid internet/power loss or any unforeseen circumstances.
- We advise that you attempt this assessment without any form of external help.
May the Force be with you.
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Question 1 of 50
1. Question
2 point(s)What should you be familiar with to assess patterns and plan for accurate findings?
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Question 2 of 50
2. Question
2 point(s)What are two programs that a data analyst needs to be familiar with?
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Question 3 of 50
3. Question
2 point(s)What skills must a data analyst possess?
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Question 4 of 50
4. Question
2 point(s)What will strong presenting and communication abilities help you with?
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Question 5 of 50
5. Question
2 point(s)What do companies need to harness the value of their data?
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Question 6 of 50
6. Question
2 point(s)How does the data analysis process typically move through?
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Question 7 of 50
7. Question
2 point(s)What is the first step in the data analysis process?
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Question 8 of 50
8. Question
2 point(s)What is the business question a data analyst is likely to answer?
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Question 9 of 50
9. Question
2 point(s)As a data analyst, what do you do to answer the identified business question?
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Question 10 of 50
10. Question
2 point(s)What kind of sources might data collection come from?
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Question 11 of 50
11. Question
2 point(s)What do you do to prepare data for analysis?
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Question 12 of 50
12. Question
2 point(s)What type of errors do companies have to deal with when preparing data for analysis?
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Question 13 of 50
13. Question
2 point(s)How can a data analyst begin to find trends, correlations, outliers and variations that tell a story?
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Question 14 of 50
14. Question
2 point(s)What can you do to see how well the data answered your original question?
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Question 15 of 50
15. Question
2 point(s)What can you make based on the data?
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Question 16 of 50
16. Question
2 point(s)What do you think of data as on a spreadsheet?
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Question 17 of 50
17. Question
2 point(s)Data Analysts use programming languages such as _____ and ______ for gathering data , cleaning data, statistical analysis and data visualizations?
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Question 18 of 50
18. Question
2 point(s)What are the attributes of a good data analyst?
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Question 19 of 50
19. Question
2 point(s)To think through problems, a data analyst needs to be?
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Question 20 of 50
20. Question
2 point(s)What are SQL databases?
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Question 21 of 50
21. Question
2 point(s)Where is data stored in SQL databases?
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Question 22 of 50
22. Question
2 point(s)Which of the following is the most common querying language used by data analysts?
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Question 23 of 50
23. Question
2 point(s)Data Analysts can use __________ to create and share dashboards with different team members and create visualizations.
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Question 24 of 50
24. Question
2 point(s)Currently, what is the level of complexity of a data analyst role?
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Question 25 of 50
25. Question
2 point(s)What is the process of using and analysing statistics?
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Question 26 of 50
26. Question
2 point(s)What is descriptive statistics not developed on?
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Question 27 of 50
27. Question
2 point(s)What are measures of central tendency?
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Question 28 of 50
28. Question
2 point(s)What is a descriptive statistic that summarizes the performance of a soccer player or a team?
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Question 29 of 50
29. Question
2 point(s)What are two tasks that data analysts use to ensure the best results?
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Question 30 of 50
30. Question
2 point(s)What is the term used to describe software and applications that data analysts use in order to develop and perform analytical processes?
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Question 31 of 50
31. Question
2 point(s)What are data analysis tools focused on?
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Question 32 of 50
32. Question
2 point(s)What is the benefit of using data analysis tools?
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Question 33 of 50
33. Question
2 point(s)Business Intelligence tools specialize in _________?
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Question 34 of 50
34. Question
2 point(s)What is the process of cleaning, analyzing, interpreting and visualizing data using various techniques and business intelligence tools?
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Question 35 of 50
35. Question
2 point(s)What helps you discover relevant insights that lead to smarter and more effective decision making?
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Question 36 of 50
36. Question
2 point(s)What does data analysis focus on?
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Question 37 of 50
37. Question
2 point(s)The central tendency of a distribution is typically contrasted with what?
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Question 38 of 50
38. Question
2 point(s)Given the scores of 5 students in an english test as 5,6,2,9,1, what is the second quartile of the student scores.
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Question 39 of 50
39. Question
2 point(s)If the mode salary of employees in an organization is $56,000, which of these statements is closest to the truth?
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Question 40 of 50
40. Question
2 point(s)Which of the following is a branch of statistics?
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Question 41 of 50
41. Question
2 point(s)Which of the following is not a type of data?
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Question 42 of 50
42. Question
2 point(s)_______________ is the representation of an image in the form of a chart, diagram or picture.
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Question 43 of 50
43. Question
2 point(s)The number of times a particular value occurs in a data is known as _____?
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Question 44 of 50
44. Question
2 point(s)_______________ is a process of taking a predetermined number of observations from a larger population.
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Question 45 of 50
45. Question
2 point(s)______________ is the investigation about the characteristics of a given population by means of collecting data from a sample of a population.
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Question 46 of 50
46. Question
2 point(s)___________ is the measure of dispersion that takes into account the spread of data points in a data set.
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Question 47 of 50
47. Question
2 point(s)____________ is the measure of how dispersed a data is in relation to the mean.
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Question 48 of 50
48. Question
2 point(s)In a class of 20 students, out of which 17 are males and 3 are females. What is the frequency of the male students?
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Question 49 of 50
49. Question
2 point(s)In a class of 20 students, out of which 17 are males and 3 are females. What is the percentage of the male students?
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Question 50 of 50
50. Question
2 point(s)Which of the following is not a descriptive statistics?