Please explain the steps and answer

\f(b) Estimate the period, the amplitude, and the midline for the seasonal baseline and the epidemic threshold. period :I weeks amplitude |:| percent of all deaths due to PM seasonal baseline midline |:| percent of all deaths due to PM epidemic threshold midline |:| percent of all deaths due to PM Explain the real-world meaning of each. I This answer has not been graded yet. (c) Determine from the graph the weeks and years in which there was an epidemic level of deaths from pneumonia and influenza