what code can i use to
Count the number of transactions by date
create a sequence of
dates from 1 Jul 2018 to 30 Jun 2019 and use this to create a chart of number of transactions over time to
find the missing date.
Create a sequence of dates and join this the count of transactions by date
Setting plot themes to format graphs
Plot transactions over time
Examine the words in PROD_NAME to see if there are any incorrect entries
such as products that are not chips