Lab $7-3$ Comprehensive Case: Analyze Time Series Data$-$Dillard's

Case Summary: Time series analysis is a form of predictive analysis to forecast sales. The goal is to identify trends, seasonality, or cycles in the data so that you can better plan production.

In this lab, you will create two dashboards to identify trends and seasonality in Dillard's Sales data. The first dashboard will focus on monthly seasonality and the second dashboard will focus on day of the week seasonality. Both dashboards should show the same general trend.

Data: Dillard's sales data are available only on the University of Arkansas Remote Desktop $($

waltonlab.uark.edu$).$ See your instructor for login credentials.

Lab $7-3$ Part A: Days of the Week Dashboard

OQ$1.$ What is the general trend across weekdays $($Sunday to Saturday$)?$