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5.Weekly Challenge
Question 1
An online gardening magazine wants to understand why its subscriber numbers have been increasing. What kind of reports can a data analyst provide to help answer that question? Select all that apply.
- Reports that predict the success of sales leads to secure future subscribers
- Reports that compare past weather patterns to the number of people taking up gardening recently
- Reports that show how many customers shared positive comments about the gardening magazine on social media in the past year
- Reports that examine how a recent 50%-off sale affected the number of subscription purchases
Analyzing historical data such as weather patterns, social media comments, and past sales would provide useful insights into the increase in subscription numbers.
Question 2
- doctors seeing new patients
- doctors on staff at the same time
- patients with appointments
- negative comments about the wait times on social media
Analyzing staffing and patient numbers would likely provide useful insights about why patients are waiting longer for their appointment times and to help solve this problem.
What is the process of using facts to guide business strategy?
- Data programming
- Data visualization
- Data ethics
- Data-driven decision-making
Data-driven decision-making is using facts to guide business strategy.
Question 4
Fill in the blank: A problem is an obstacle to be solved, an issue is a topic to investigate, and a _____ is designed to discover information.
- solution
- comment
- question
- complaint
A business task is described as the problem or question a data analyst answers for a business.
Question 5
- Mission statement
- Hypothesis
- Complaint
- Business task
A business task is a question or problem that a data analyst answers for a business.
Question 6
Which of the following examples describe fairness in data analysis? Select all that apply. - Picking and choosing which data to include from a dataset
- Factoring in social contexts that could create bias in conclusions
- Considering systematic factors that may influence data
- Making sure a sample population represents all groups
Considering systematic factors that may influence your data, factoring in social contexts that could create bias in your conclusions, and making sure your sample population represents all groups are effective ways to ensure that your analysis is fair and doesn't create or reinforce bias.
Question 7
- Picking and choosing which data to include from a dataset
- Factoring in social contexts that could create bias in conclusions
- Considering systematic factors that may influence data
- Making sure a sample population represents all groups
Considering systematic factors that may influence your data, factoring in social contexts that could create bias in your conclusions, and making sure your sample population represents all groups are effective ways to ensure that your analysis is fair and doesn't create or reinforce bias.
Fill in the blank: Fairness is achieved when data analysis doesn't create or _____ bias.
- resolve
- reinforce
- constrain
- highlight
Fairness is achieved when data analysis doesn’t create or reinforce bias.
Question 8
A gym wants to start offering exercise classes. A data analyst plans to survey 10 people to determine which classes would be most popular. To ensure the data collected is fair, what steps should they take? Select all that apply.
- Collect data anonymously.
- Survey only people who don’t currently go to the gym.
- Increase the number of participants.
- Ensure participants represent a variety of profiles and backgrounds.
Ensuring participants represent a variety of profiles and backgrounds, collecting data anonymously, and surveying more than just 10 people would all help ensure the data analysis is fair.
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- Wolf
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