It is called a when each person in the population has an equal chance of being selected
random sample
self-selected sample
biased sample
convenience sample

What is the role of institutions in society - do they perform positive functions, or simply work in the interests of the powerful and against the powerless? (a related question here is why do our life chances vary by class, gender and ethnicity)

You are an faa-certificated air traffic control tower operator employed by the faa in that position. you are required to also hold a current faa aviation medical certificate to exercise the privileges of your certificate. your current medical certificate expires tomorrow and you're online filling out the faa application form to get a new medical certificate, when you come to the question: "do you currently use any medication (prescription or nonprescription)? " you've been under a lot of stress lately at home, mainly caused by family finances, and were feeling pretty depressed. sensing your mental state, your brother-in-law gave you a bottle of prescription anti-depressant tablets, saying: "here, try these; they really worked for me when i was all down about losing my job last year and i don't need them anymore." you tried them, they are working, and you're feeling fine now that you're taking them. there's no record of you getting the meds, and you consider answering the question "no" to avoid the possibility of a truthful answer causing problems for you at work. describe in detail all of the possible adverse legal consequences you would be risking if you give that false answer.

Part b forty-year-old kyle wants to start investing for retirement. he wants to select a personal investment plan that will allow him to withdraw funds without paying penalties and taxes once he turns 59.5. which retirement plan should he choose? a. traditional ira b. roth ira c. 401(k)