Case Study: Flood Watch: Quiz


Problem 3

A campaign promoting blood donations is launched by placing advertisements in the newspaper over a 3-day period. The circulation of the newspapers on the 3 days is 52,000, 41,000, and 75,000.

The number of blood donations is tracked over the 2-week period beginning on the first day of advertising, with the results as follows:

daydonations
145
256
366
472
581
683
782
887
977
1063
1150
1254
1348
1445

  1. What is the base level of blood donations?
  2. What is the lag time between advertising and blood donations due to the advertising campaign?


Answers, problem 3

  1. 45 donations per day
  2. 4.421 days


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