SIT718 Real World Analytics

SIT718 Real World Analytics
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Assignment Task
1. Data Understanding
(i) “Energy19.txt” downloaded and added to the R working directory.
(ii) Data assigned to matrix using the command:
the.data <- as.matrix(read.table("Energy19.txt "))
(iii) A subset of 300 data generated using the command:
my.data <- the.data[sample(1:671,300),c(1:6)]
(iv) Histograms for all the six variables are as follows:
Figure 1: Histogram for Temperature in kitchen area (Celsius) and Histogram for humidity in kitchen area (%)
Figure 2: Histogram for temperature outside kitchen area and Histogram for outside humidity (%)
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Figure 3: Histogram for visibility (km) and for energy use of appliances
Figure 4: Scatter plots of energy use of appliances on temperature and humidity in kitchen area
Figure 5: Scatter plot of energy use of appliances on temperature and humidity outside kitchen area
Figure 6: Scatter plot of energy use of appliances on visibility from weather station
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