Consider the following time series. t 1 2 3 4 5 6 7 Yt 120 112 101 98 96 93 87 (A) Construct a time series plot. What type of pattern exists in the data? a) The time series plot shows a seasonal pattern. b) The time series plot shows a linear trend. c) The time series plot shows a horizontal pattern. d) The time series plot shows a nonlinear trend. (B) Develop the linear trend equation for this time series. (Round your numerical values to two decimal places.) Tt = ______________ . (C) What is the forecast for t = 8? (Round your answer to one decimal place.) ______________ .
Consider the following time series. t 1 2 3 4 5 6 7 Yt 120 112 101 98 96 93 87 (A) Construct a time series plot. What type of pattern exists in the data? a) The time series plot shows a seasonal pattern. b) The time series plot shows a linear trend. c) The time series plot shows a horizontal pattern. d) The time series plot shows a nonlinear trend. (B) Develop the linear trend equation for this time series. (Round your numerical values to two decimal places.) Tt = ______________ . (C) What is the forecast for t = 8? (Round your answer to one decimal place.) ______________ .
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.6: Regression And Median-fit Lines
Problem 6PPS
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Question
Consider the following time series.
t 1 2 3 4 5 6 7
Yt
120 112 101 98 96 93 87
(A) Construct a time series plot.
What type of pattern exists in the data?
a) The time series plot shows a seasonal pattern.
b) The time series plot shows a linear trend.
c) The time series plot shows a horizontal pattern.
d) The time series plot shows a nonlinear trend.
(B) Develop the linear trend equation for this time series. (Round your numerical values to two decimal places.)
Tt = ______________ .
(C) What is the forecast for t = 8? (Round your answer to one decimal place.)
______________ .
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