Compute S² and S for the Data Set $- 2,1 , - 4 , - 2,1 , - 2$

question 88

Multiple Choice

Compute s² and s for the data set: $- 2,1 , - 4 , - 2,1 , - 2$

• A) 3.44; 1.85
• B) 3.87; 1.97
• C) 11.8; 3.44
• D) 2.87; 1.69

Calculate the standard deviation and mean from sample data.

Understand the differences between one-tailed and two-tailed tests.

Compute the standard error of the sample proportion or mean.

Evaluate the legitimacy of claims based on statistical tests.

---

Definitions:

Intention Tremor

A rhythmic, oscillatory movement disorder that worsens with targeted movement or when approaching a precise task, often linked to disorders of the cerebellum.

Muscle Tone

The continuous and passive partial contraction of the muscles, which helps maintain posture.

Comparator

In general terms, a device or system that compares two items or signals and determines their relationship or difference.

Intended Movements

Movements that are planned or decided upon before they are executed, involving cognitive processes.