A large hotel chain sees about 500 customers per week. A data analyst working there is gathering data through customer satisfaction surveys. They are anxious to begin analysis, so they start analyzing the data as soon as they receive 50 survey responses. This is an example of what? Select all that apply.1 pointFailing to collect data anonymouslyFailing to include diverse perspectives in data collectionFailing to reward customers for participating in the surveyFailing to have a large enough sample size

Question 7A data professional in customer service is tasked with identifying customers who are at risk for taking their business to a competitor. In the analyze phase of the data analysis process, what activities might this involve? Select all that apply.1 pointPrepare a report for the stakeholdersFormat the data to filter for low customer satisfaction scoresRequest input from other customer service data professionalsOrganize a dataset by customer and purchase history

In “A day in the life of a Data Analyst”, what are some of the data points that were useful in analyzing the use case. (Select all that apply)1 pointAverage billing amount of complainantsAge and education details of complainantsSerial number of the metersEmployment history of the complainants

Question 5A data analyst collects a large amount of data for their project to ensure that the data represents a diverse set of perspectives. What element of data collection does this describe?1 pointStatistical significanceData cleaningSample sizeVisualization

Question 5A data analyst is collecting data. They decide to gather lots of data to make sure that a few unusual responses do not skew the results later in the process. What element of data collection does this describe? 1 pointData cleaningStatistical significanceSample sizeVisualization

A data analyst at a restaurant analyzes data about past sales and customer trends. They identify that the restaurant does not generate enough revenue to pay the staff whenever the restaurant is open before 4 p.m. The restaurant then adjusts their hours of operation to open at 4 p.m. What is this an example of?1 pointUsing intuition to create efficienciesSurvey data gatheringFollowing data ethicsData-driven decision-making