This field is essential for navigating modern life and informed decision-making:
: Focuses on summarizing data using visual tools like histograms or numerical measures such as mean (average), median (middle value), and standard deviation (how spread out the data is). Vjerojatnost i statistika
: Uses sample data to make predictions about a whole group. This includes Hypothesis Testing (using a 7-step process to see if a claim holds up) and Confidence Intervals (estimating a range where a true value likely falls). This field is essential for navigating modern life
: Meteorologists combine historical data and probabilistic models to predict the chance of rain or storms. median (middle value)
: Common models used to describe data include the Normal (Gaussian) distribution , Binomial , and Poisson . 2. Statistics (Statistika)