A company has noticed a decline in monthly sales over the past six months. The company believes several factors could be influencing this trend, including competition from other wearable brands, changes in consumer preferences, and the effectiveness of their marketing campaigns.



The data collected over the past six months is shown in the table below:




Month
Monthly Sales Data (units sold)Marketing Spend (in \$1,000s)Average Consumer Rating (out of 5)

January
10,000504.5

February
8,500454.3

March
7,200404.2

April
6,500354.1

May
5,800304.0

June
5,200253.8





  1. What is the impact of marketing campaigns on the average consumer ratings of the company's wearable fitness tracker?
  2. How many marketing campaigns has the company launched this year?
  3. What marketing channels does the company use to promote its wearable fitness tracker?
  4. How much does the company spend on each marketing campaign?