Afrika

Data Analysis

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

• descriptive analysis
• diagnostic analysis
• predictive analysis
• prescriptive analysis

Descriptive Statistics

there different measurement used inthe context of descriptive statistics namely;

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

Measure of Central Tendency

• there are six basic measurement 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))