Graph the Exponential Function $y = \left( \frac { 1 } { 3 } \right) ^ { x } - 1$

question 82

Multiple Choice

Graph the exponential function.
- $y = \left( \frac { 1 } { 3 } \right) ^ { x } - 1$

---

Definitions:

Friedman Test

A method involving non-parametric statistics aimed at uncovering treatment discrepancies across various attempts.

Sign Test

A nonparametric test used to determine whether the median of a population differs from a specified value by examining the signs of differences rather than their magnitude.

Populations Differ

A concept in statistics and research indicating that two or more populations are not identical in terms of one or more characteristics.

Degrees of Freedom

The number of independent pieces of information available to estimate another piece of information, often related to sample size in statistical analyses.