456 Value 19 12 15 11 18 13 Week 12 3 Construct a time series plot. What type of pattern exists in t The data appear to follow a trend pattern. The data appear to follow a horizontal pattern. The data appear to follow a seasonal pattern.

A First Course in Probability (10th Edition)
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ISBN:9780134753119
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Chapter1: Combinatorial Analysis
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Consider the following time series data.
1|2||
19 12 15 11 18 13
1
Week
2
(a) Construct a time series plot. What type of pattern exists in the data?
The data appear to follow a trend pattern.
The data appear to follow a horizontal pattern.
The data appear to follow a seasonal pattern.
The data appear to follow a cyclical pattern.
3
Week
(b) Develop the three-week moving average for this time series. (Round your answers to two decimal places.)
4
Value
5
6
Time Series
Value
19
12
15
11
3
18
13
14.67
4
Forecast
12.67
5 6
14.00
What is the forecast for week 7?
14.00
Compute MSE. (Round your answer to two decimal places.)
MSE 13.78
Transcribed Image Text:Consider the following time series data. 1|2|| 19 12 15 11 18 13 1 Week 2 (a) Construct a time series plot. What type of pattern exists in the data? The data appear to follow a trend pattern. The data appear to follow a horizontal pattern. The data appear to follow a seasonal pattern. The data appear to follow a cyclical pattern. 3 Week (b) Develop the three-week moving average for this time series. (Round your answers to two decimal places.) 4 Value 5 6 Time Series Value 19 12 15 11 3 18 13 14.67 4 Forecast 12.67 5 6 14.00 What is the forecast for week 7? 14.00 Compute MSE. (Round your answer to two decimal places.) MSE 13.78
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