1. A quality control check on 300 light bulbs finds 4% are defective. Based on this sample, how many defective bulbs would you predict in a production run of 5,000 bulbs? The predicted number is ___.
2. A survey of 200 students at a high school with 1,500 students found that 60% support a new cafeteria menu. Based on this, what is the predicted number of students who support the new menu?
3. A wildlife biologist finds that 22% of birds sampled in a forest are sparrows. If the total estimated bird population in the forest is 2,500, how many sparrows are predicted to be in the forest? The predicted number is ___.
4. A factory's quality control finds that 1.5% of computer chips in a sample are flawed. In a production batch of 12,000 chips, how many are predicted to be flawed? The predicted number is ___.
5. In a city with 80,000 residents, a poll predicts that 45% will vote in an upcoming election. Based on this poll, what is the total number of people expected to vote? The predicted number is ___.
6. A standard six-sided die is rolled. What is the probability of rolling a number greater than 4? Express your answer as a simplified fraction. ___
7. A spinner has four equal sections labeled A, B, C, and D. What is the sample space for one spin?
8. A bag contains 15 unique, colored marbles. If one marble is drawn at random, what is the probability of picking the single blue marble? ___
9. The theoretical probability of an event is a fraction. What does the numerator of this fraction represent?
10. When rolling a fair six-sided die, what is the probability of landing on an odd number? Express your answer as a simplified fraction. ___