What are the appropriate descriptive statistics to summarize the Company-Z daily sales in Pre- and Post-...

What are the appropriate descriptive statistics to summarize the Company-Z daily sales in Pre- and Post- COVID-19 Y1 & Y2? Can you visualize both random variables separately using the graphing technique? Explain why you used these descriptive statistics and this graphing technique?
Given;

Date		1-Nov-2019	2-Nov-2019	3-Nov-2019	4-Nov-2019	5-Nov-2019	6-Nov-2019
Pre-COVID-19	Y1	4365.5	4365.8	4366.3	4365.9	4365.7	4366.3
Pre-COVID-19	X1	7.0	7.1	7.2	7.7	7.3	6.0
Date		1-Apr-2020	2-Apr-2020	3-Apr-2020	4-Apr-2020	5-Apr-2020	6-Apr-2020
Post-COVID-19	Y2	3612.2	3617.0	3614.9	3612.3	3617.5	3615.4
Post-COVID-19	X2	11.9	8.6	7.9	11.4	8.1	11.3

Solutions

Expert Solution

Answer:- As given Here 5 point rundown insights of pre covid 19 deals (Y1) and post covid 19 deals (Y2) are given.It is done in R bundle.

I barred plot for graphical portrayal of both irregular variable independently.

orchestra answered 1 year ago

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