9
QuizMultiple Choice

Simple Random Sample

Question 9 • VA-Probability and Statistics

The president of the student council wants to survey the student population about parking. She decides to use a random number table to take a random sample of 100 of the 1,020 students at the school. What is the smallest number of digits that should be used to label the population?

Answer
1
1
2
2
3
3
4
4

Explanation

The labels must distinguish all 1,020 students. Three digits can represent only 1,000 different numbers (000 through 999), which is not enough. Four digits provide enough labels, so the smallest number of digits is 4, choice D.

AI-written and checked against the verified answer.

Previous
Next