| A | B |
| Accuracy | Degree of conformity of a measure to a standard value. |
| Deviation | Amount of difference between a value and the mean. |
| Frequency Distribution | Listing of data values along with their corresponding frequencies. |
| Mean | Arithmetic average. |
| Median | Middle value of a set of values arranged in order of magnitude. |
| Mode | The value that occurs most frequently. |
| Normal Distribution | Bell-shaped probability distribution. |
| Probability | The calculated likelihood that a given event will occur. |
| Qualitative Data | Values that possess names or labels. |
| Quantitative Data | Values that represent a measurable quantity. |
| Sample Space | A set of all possible outcomes or events in an experiment that cannot be further broken down. |
| Standard Deviation | The square root of the variance. |
| Tolerance | The difference between the maximum and minimum dimensions allowed within the design of a product. |
| Variance | The difference between samples. |