Introduction to data analytics for business

For simplicity, assume that a phone number is a permanent attribute of the subscriber and that subscribers on both the “to” and “from” sides of calls are included in the database.

Here is the answer of the question: For the following 9 questions, consider the set of relational database tables below, illustrated using the shorthand we introduced in the module. For…

Introduction to data analytics for business

Suppose you’re a data analyst and you’re traveling to a conference. There’s a straightforward but critical ad-hoc analysis you need to accomplish, but you’re not certain how much internet connectivity you’ll have during your trip. You also haven’t decided which of your desktop tools you’ll use in the analysis. Which of the following process methodologies would work best for your situation? Refer to the following video for a refresher: video 6.

Here is the answer of the question: Suppose you’re a data analyst and you’re traveling to a conference. There’s a straightforward but critical ad-hoc analysis you need to accomplish, but…

Introduction to data analytics for business

Suppose you are a data analyst working on a project to show why sales in a particular region are down relative to other regions. Your job is to figure out what’s going on, find a good way to show the data, and produce a report that can be automated to go out weekly to track progress on any actions that are taken. You anticipate that only descriptive analytics will be needed for this project, and you’re working from a data set that has been prepared by your partners in IT. Which of the following classes of tools are you most likely to use directly in this project? (select all that apply) Refer to the following video for a refresher: video 5.

Here is the answer of the question: Suppose you are a data analyst working on a project to show why sales in a particular region are down relative to other…

Introduction to data analytics for business

Suppose your objective is to build a predictive model that can be used to recommend products to customers in real-time based on their navigation on your web site. Which of these technologies would be most critical in helping you achieve this objective?

Here is the answer of the question: Suppose your objective is to build a predictive model that can be used to recommend products to customers in real-time based on their…

Introduction to data analytics for business

Which of the following statements about Cloud computing are true? (select all that apply) Refer to the following video for a refresher: video 2.

Here is the answer of the question: Which of the following statements about Cloud computing are true? (select all that apply) Refer to the following video for a refresher: video…

Introduction to data analytics for business

Suppose you are a software developer looking for an online environment to help you rapidly build and scale applications. Which of the following services would best accommodate your needs? Refer to the following video for a refresher: video 2.

Here is the answer of the question: Suppose you are a software developer looking for an online environment to help you rapidly build and scale applications. Which of the following…

Introduction to data analytics for business

What term best describes data storage that is optimized for handling front-end business operations? Refer to the following video for a refresher: video 1.

Here is the answer of the question: What term best describes data storage that is optimized for handling front-end business operations? Refer to the following video for a refresher: video…

Introduction to data analytics for business

What type of file normally stores two dimensional data with column and row breaks, identified using special characters? Refer to the following video for a refresher: video 1.

Here is the answer of the question: What type of file normally stores two dimensional data with column and row breaks, identified using special characters? Refer to the following video…

Introduction to data analytics for business

Why do we bring data together into a common location (select all that apply)? Refer to the following video for a refresher: video 3.

Here is the answer of the question: Why do we bring data together into a common location (select all that apply)? Refer to the following video for a refresher: video…

Introduction to data analytics for business

Identify correct order of steps in the Information-Action Value Chain. Refer to the following videos for a refresher: videos 3 and 4.

Here is the answer of the question: Identify correct order of steps in the Information-Action Value Chain. Refer to the following videos for a refresher: videos 3 and 4.  …