A researcher asks customers at a meat market if they are vegetarian. All 50 people surveyed said they were not. Explain why the following statement is misleading: "0% of people are vegetarians." answer options:
The results are reported incorrectly, because 0 out of 50 people is not equivalent to 0%.
The sample size is too small.
The sample is biased, because people who buy meat also sometimes buy vegetables.
The sample is biased, because people who buy meat are less likely to be vegetarian.

Adriano loves anime and collects toys from his favorite series. each month he gains 4 toys. if adriano has 3 toys when he starts collecting, how many does he have after 4 months

Which of the following would represent the sum of 3 consecutive integers if x is the first integer?

Asays "we are both knaves" and b says nothing. exercises 24–31 relate to inhabitants of an island on which there are three kinds of people: knights who always tell the truth, knaves who always lie, and spies (called normals by smullyan [sm78]) who can either lie or tell the truth. you encounter three people, a, b, and c. you know one of these people is a knight, one is a knave, and one is a spy. each of the three people knows the type of person each of other two is. for each of these situations, if possible, determine whether there is a unique solution and determine who the knave, knight, and spy are. when there is no unique solution, list all possible solutions or state that there are no solutions. 24. a says "c is the knave," b says, "a is the knight," and c says "i am the spy."