Two events, x and y, are independent of each other. p(y)= and p(x and y)=. what is p(x) written as a decimal? round to the nearest tenth, if necessary. 0.2 0.3 0.4 0.5

Identify all the cases where non-probability sampling is used when attempting to study the characteristics of a large city. studies on every subject in the population divide a population in groups and obtain a sample studies with a limited amount of time demonstrate existing traits in a population studies with the nth person selected