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Delimiter between question and answer:

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  • No column headers.
  • Each line maps to a question.
  • If the delimiter is used in a question, the question should be surrounded by double quotes: "My, question","My, answer"
  • The first answer in the multiple choice question must be the correct answer.

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While students are lined up for school pictures, a teacher passes out a survey to every 10th student.
systematic random
At airport security, every 25th person gets baggage searched.
systematic random
A principal takes an alphabetized list of student names and picks a random starting point. Every 20th student is selected to take a survey.
systematic random
The company has 800 female employees and 200 male employees so you use random sampling on each group, selecting 80 women and 20 men, which gives you a representative sample of 100 people.
stratified random
A student council surveys 100 students by getting random samples of 25 freshmen, 25 sophomores, 25 juniors, and 25 seniors.
stratified random
A team wants to do a research on university students by sampling 30 students from each program.
stratified random
A survey about timekeeping might divide the population by time zone, then take 100 random samples per zone.
stratified random
A pharmaceutical company wants to test the effectiveness of a new drug. Volunteers are assigned randomly to one of two groups. The first group will receive the new drug; the second group will receive a placebo.
simple random
At a bingo game, balls with every possible number are placed inside a mechanical cage. The caller rotates the cage, tumbling around the balls inside. Then, she selects one of the balls at random to be called, like B-12 or O-65.
simple random
A restaurant leaves a fishbowl on the counter for diners to drop their business cards. Once a month, a business card is pulled out to award one lucky diner with a free meal.
simple random
At a birthday party, teams for a game are chosen by putting everyone's name into a jar, and then choosing the names at random for each team.
simple random


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