$30
1. When is the most frequent ad-posting time? ( for example Sunday 7:00 PM)2. draw the barplot of the number of posts on each day of the week. 3. How many antiques and art advertisements has been uploaded from Isfahan?a. How much is the average price?4. Compute the average price based on cat1 and cat2.a. Which category of advertisements is the most expensive?5. Draw a barplot to show the average price for mobile phone brands.
Starting from: $30
