The Second Step in Conducting the Single-Sample T Test Includes

question 86

Multiple Choice

The second step in conducting the single-sample t test includes:

• A) identifying a Type I error.
• B) identifying a Type II error.
• C) checking that assumptions have been met.
• D) stating the null hypothesis.

---

Definitions:

Time Series

A sequence of data points, typically consisting of successive measurements made over a time interval.

Trend

A general direction in which something is developing or changing over time.

Moving Average

A statistical measure to smooth out short-term fluctuations and highlight longer-term trends or cycles in data.

Exponential Smoothing

A technique used in time series forecasting that applies decreasing weights to past data, giving more importance to more recent observations.