ten weeks of data on the commodity Futures index are 7.35, 7.40, 7.55, 7.56, 7.60, 7.52,7.52, 7.70, 7.62, and 7.55.a. construct a time series plot. What type of pattern exists in the data?b. compute the exponential smoothing forecasts for a = .2.c. compute the exponential smoothing forecasts for a = .3.d. Which exponential smoothing constant provides more accurate forecasts based onMSe? Forecast week 11.

College Algebra
1st Edition
ISBN:9781938168383
Author:Jay Abramson
Publisher:Jay Abramson
Chapter9: Sequences, Probability And Counting Theory
Section9.7: Probability
Problem 60SE: Use this data for the exercises that follow: In 2013, there were roughly 317 million citizens in the...
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ten weeks of data on the commodity Futures index are 7.35, 7.40, 7.55, 7.56, 7.60, 7.52,
7.52, 7.70, 7.62, and 7.55.
a. construct a time series plot. What type of pattern exists in the data?
b. compute the exponential smoothing forecasts for a = .2.
c. compute the exponential smoothing forecasts for a = .3.
d. Which exponential smoothing constant provides more accurate forecasts based on
MSe? Forecast week 11.

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