A retail chain is utilizing both exploratory data analysis $($EDA$)$ and statistical process control $($SPC$)$ to enhance the efficiency of the fresh foods ordering process. The data collected includes information on daily sales, inventory levels, and supplier performance. Which method is most effective for identifying anomalies and ensuring consistent quality in the fresh foods ordering process?

$*$

Scatter plot analysis for supplier performance

Control chart analysis for daily sales

Regression analysis for inventory levels

Histogram analysis for customer preferences