A Sample of the Daily Number of Passengers Per Bus

question 162

Multiple Choice

A sample of the daily number of passengers per bus riding the Bee Line commuter route yielded the following information: What is the standard deviation?

• A) About 5.2
• B) About 20.0
• C) About 12.9
• D) About 2.3
• E) None of the choices are correct.

---

Definitions:

Predictive Validity

The extent to which a score on a scale or test predicts future performance on a related outcome.

Spelling Bee

A competition in which participants are asked to spell a broad selection of words, usually with a varying degree of difficulty.

Math Problem-solving

Math problem-solving involves applying mathematical principles and techniques to solve equations, puzzles, and other mathematical challenges.

Computer-programming

The process of designing, writing, testing, debugging, and maintaining the source code of computer programs.