Air pollution control specialists in southern California monitor the amount of ozone, carbon dioxide, and nitrogen dioxide in th
e air on an hourly basis. The hourly time series data exhibit seasonality, with the levels of pollutants showing patterns that vary over the hours in the day. On July 15, 16, and 17, the following levels of nitrogen dioxide were observed for the 12 hours from 6:00 A.M. to 6:00 P.M.
July15 25 28 35 50 60 60 40 35 30 25 25 20
July16 28 30 35 48 60 65 50 40 35 25 20 20
July17 35 42 45 70 72 75 60 45 40 25 25 25
(a) Construct a time series plot. What type of pattern exists in the data?
July15 25 28 35 50 60 60 40 35 30 25 25 20
July16 28 30 35 48 60 65 50 40 35 25 20 20
July17 35 42 45 70 72 75 60 45 40 25 25 25
(a) Construct a time series plot. What type of pattern exists in the data?
1 answer:
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Answer:
The slope is a) -5.
Step-by-step explanation:
(-6, -4)
(-5, -9)
the difference in slope is