A carpet installer charges A flat rate of $40 please $1.50 per square foot for labor so the total for the cost depends on the amount of carpet installed the relation pause for labor and the carpet installed tell me elation is exile the range of relation is why blank

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