An analyst wants to extract data from a variety of sources and store the data in a cloud-based environment prior to cleaning. Which of the following integration techniques should the analyst use?
A data analyst has been asked to create one table that has each employee's first name, last name, sales, and address. The sales and addresses are listed in the tables below:
Which of the following steps should the analyst take to create the table?
Each month an analyst needs to execute a data pull for the two prior months. Which of the following is the most efficient function for the analyst to use?
During data cleansing, an analyst conducts measures of central tendency on a data set. Which of the following data is the analyst attempting to identify?