Home » Data Science » Data Analysis » Fill in the blank: A business _____ data by collecting information from a significant number of users. This increases the likelihood that the data will be representative of the population as a whole. Q: Practice More Questions From: The impact of data today Created with Fabric.js 4.6.0 Practice More Questions Data Analysis 2000+ Qs Machine Learning 1000+ Qs Created with Fabric.js 4.6.0 Similar Questions Fill in the blank: A good _____ is a segment of a population that is representative of the entire population.A data analyst is working with a data frame named customers. It has separate columns for area code (area_code) and phone number (phone_num). The analyst wants to combine the two columns into a single…You are presenting your theory about the correlation between recent sales increases and a current pop culture trend. When is the best time to establish your presentation’s hypothesis for the audience?You listen to the whole question, then repeat it. For what reasons is this important? Select all that apply.Fill in the blank: A data analyst is working with the World Happiness data in Tableau. They use the _____ tool on the Marks shelf to display the population of each country on the map.Fill in the blank: Code added to an .rmd file is usually referred to as a code _____. This allows users to execute R code from within the .rmd file.Fill in the blank: Machine learning differs from automation in that it enables users to express how to perform a task by using _____ instead of explicit instructions.You are working with the World Happiness data in Tableau. To display the population of each country on the map, which Marks shelf tool do you use?A data analyst wants a quick summary of the structure of their data frame, including the column names and the number of rows and variables. What function should they use?After reviewing it, you decide to decrease the number of words on your slide. For what reasons will this make your slide more effective? Select all that apply.A data analyst is creating a visualization in Tableau Public. They want to keep it private from other users until it is complete. Which icon should they click?You are using Tableau Public to create a data visualization. In order to keep your visualization hidden from other users, you click the Show/Hide icon.A data analyst includes a code chunk in their .rmd file. What does this allow other users to do? Select all that apply.A data analyst adds a section of executable code to their .rmd file so users can execute it and generate the correct output. What is this section of code called?What process enables users to express how to perform a task by using data instead of explicit instructions? Created with Fabric.js 4.6.0 Practice More Questions Data Analysis 200+ Qs Machine Learning 100+ Qs
