Question: The data in the following table, stored in Polio, represent the annual incidence rates (per 100,000 persons) of reported acute poliomyelitis recorded over five-year periods

The data in the following table, stored in Polio, represent the annual incidence rates (per 100,000 persons) of reported acute poliomyelitis recorded over five-year periods from 1915 to 1955:
The data in the following table, stored in Polio, represent

a. Plot the data.
b. Compute the linear trend forecasting equation and plot the trend line.
c. What are your forecasts for 1960, 1965, and 1970?
d. Using a library or the Internet, find the actually reported incidence rates of acute poliomyelitis for 1960, 1965, and 1970. Record your results.
e. Why are the forecasts you made in (c) not useful? Discuss.

Year 1915 1920 1925 1930 1935 1940 1945 1950 1955 Rate 3.1 2.2 5.3 7.5 8.5 7.4 10.3 22.1 17.6

Step by Step Solution

3.44 Rating (170 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock

a b where X years since 1915 c 1960 1965 1970 e Mechanic... View full answer

blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Document Format (1 attachment)

Word file Icon

772-M-S-L-R (7569).docx

120 KBs Word File

Students Have Also Explored These Related Statistics Questions!