Africa

Data Analysis

the study of data analysis is categorised under four main branches namely;

• Descriptive analytics
• Diagnostic analytics
• Predictive analytics
• Prescriptive analytics

Descriptive Analytics

there are five different measurements used in the context of descriptive statistics namely;

1. measure of central tendency
2. measure of dispersion or variation
3. measure of position or location
4. measure of shapes
5. measure of frequency

measure of central tendency

• there are six basic measurements in the computation of central tendency including: mean, mode,median, minimum, mid-range, and maximum.

data("AirPassengers")
summary(AirPassengers)

##    Min. 1st Qu.  Median    Mean 3rd Qu.    Max. 
##   104.0   180.0   265.5   280.3   360.5   622.0

hist(AirPassengers)

boxplot(AirPassengers)

plot(density(AirPassengers))