Practical Terms HSW SYI

1. Which type of variable has values that are labels or names?

• Categoric
• Continuous
• Control
• Dependent

2. What is the variable that is changed or selected by the investigator?

• Accuracy
• Calibration
• Independent
• Precision

3. What is the term for the difference between a measured value and the true value?

• Anomaly
• Error
• Evidence
• Interval

4. Which type of error causes readings to vary in an unpredictable way?

• Random error
• Systematic error
• Zero error
• Measurement error

5. What is the term for values in a set of results that are judged not to be part of random uncertainty?

• Calibration
• Anomalies
• Resolution
• Predictions

6. Which type of error causes readings to differ from the true value by a consistent amount?

• Random error
• Systematic error
• Zero error
• Interval error

7. What is the term for a false reading when the true value of a measured quantity is zero?

• Anomaly
• Zero error
• Systematic error
• Interval error

8. What is the term for the suitability of the investigative procedure to answer the question being asked?

• Precision

• Fair test

• Evidence

• Validity

9. What is the term for a proposal intended to explain certain facts or observations?

• Accuracy
• Hypothesis
• Prediction
• Range

10. What is the term for the maximum and minimum values of the independent or dependent variables?

• Random error
• Range
• Precision
• Resolution