Amountain climber ascends a mountain to its peak. the peak is 14,090 ft above sea level. the climber then descends 490 ft to meet a fellow climber. find the climber’s elevation above sea level after meeting the other climber.

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