Random Samples and Likelihood Worksheet
📝 Worksheet medium ⏱️ 18 minutes 8 problems
Random Samples and Likelihood Worksheet
Grade 7 Mathematics LearnCrux.com
Name:
Date:
Directions
- Fill in each blank carefully.
- Circle or mark the best answer for each multiple-choice question.
- Match each prompt to the best option before writing your answer.
- Use the larger space to show your thinking on word problems.
1. A sample chosen so everyone has a fair chance to be selected is a random __.
2. Which survey is most likely to be a random sample of a school?
3. Match the probability to the description: 0
Match with:
Answer:
4. A fair die has probability __ of rolling an even number.
5. Which probability is greater?
6. Match the probability to the description: 1
Match with:
Answer:
7. Why is asking only one friend group a weak way to survey an entire school?
8. A probability written as 25% is the same as the decimal __.
📋 Teacher Answer Key
1. sample
2. asking students from several grades chosen at random
3. impossible
4. 1/2
5. 0.7
6. certain
7. It may not represent the whole school fairly because the group may have similar choices or experiences
8. 0.25