Week 2 Data Type and Analysis

Your grade (e.g., A+, B+, B, etc.) for this course is: What is the data type of your grade?

• nominal categorical data.
• ordinal categorical data.
• discrete numerical data.
• continuous numerical data.

Running time of an athlete is____, what is the data type of the time here?

• nominal categorical data.
• ordinal categorical data.
• discrete numerical data.
• continuous numerical data.

Brand of laptop is a form of ____, what is the data type of the brand here?

• nominal categorical data.
• ordinal categorical data.
• discrete numerical data.
• continuous numerical data.

What can you do with categorical data?

• Count Frequency
• Take average
• Bin into histogram
• Plot a boxplot

Minimizing the total inventory cost in the supply chain is

• descriptive analytics.
• diagnostic analytics.
• predictive analytics.
• prescriptive analytics.

Grouping customers to understand the purchasing behavior is

• descriptive analytics.
• diagnostic analytics.
• predictive analytics.
• prescriptive analytics.

Investigating whether there is a significant difference in the service quality of two salespersons is

• descriptive analytics.
• diagnostic analytics.
• predictive analytics.
• prescriptive analytics.