2.2.4.Weekly challenge 2 - quanganh2001/Google-Data-Analytics-Professional-Certificate-Coursera GitHub Wiki
Glossary: Terms and definitions
We’ve covered a lot of terms—some of which you may have already known, and some of which are new. To make it easy to remember what a word means, we created this glossary of terms and definitions.
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Link to glossary: Week 2 Glossary
OR
If you don’t have a Google account, you can download the glossary directly from the attachment below.
Weekly challenge 2
Question 1
Fill in the blank: Lack of access and different ways of measuring it are both _____ of data.
A. advantages
B. uses
C. goals
D. limitations
Lack of access and different ways of measuring it are both limitations of data.
Question 2
Which of the following are examples of quantitative data? Select all that apply.
- The amount of miles driven on a delivery route
- The lifetime of a battery in hours
- A restaurant’s review by a professional restaurant critic
- A student’s comments on a course evaluation website
Question 3
In data analytics, reports use live, incoming data from multiple datasets; dashboards use static collections of data. True or False?
A. True
B. False
Explain: Dashboards monitor live, incoming data from multiple datasets; reports use static collections of data.
Question 4
A data analyst summarizes their data. They sort, reorganize, and average the data. What tool are they using to do this?
A. A dashboard
B. A function
C. A report
D. A pivot table
The correct answer is D. A pivot table
Question 5
Fill in the blank: A metric is a single, _____ type of data that an analyst can use for measurement.
A. important
B. key
C. qualifying
D. quantifiable
A metric is a single, quantifiable type of data that an analyst can use for measurement.
Question 6
A restaurant wants to lower its costs by reducing the number of items on their menu. They collect data on how often customers order each menu item. They use this data to achieve their goal. What type of goal does the restaurant have?
A. Conceptual goal
B. Metric goal
C. Theoretical goal
D. Finite goal
The correct answer is B. Metric goal.
Question 7
A data analyst assesses how well their company’s marketing campaign is performing. They apply a formula that compares the cost of the campaign and its net profit. What does this formula measure?
A. Total revenue
B. The average cost
C. Total cost
D. The return on investment
The correct answer is D. The return on investment
Question 8
Spreadsheets are more effective with what type of data?
A. Small data
B. Big data
C. Qualitative data
D. Long-term data
The correct answer is A. Small data.