The Following Data Shows the Number of Students Enrolled in Various

question 136

Essay

The following data shows the number of students enrolled in various professors' statistics classes. $$\begin{array} { l l } \text { Professor } & \text { Enrollment } \\\text { A } & 256 \\\text { B } & 167 \\\text { C } & 159 \\\text { D } & 164 \\\text { E } & 170 \\\text { F } & 156\end{array}$$ For the above sample, compute the following measures.
a.
The variance
b.
The standard deviation
c.
If we consider professor A's enrollment as an outlier, compute the variance and the standard deviations, excluding Professor A's class. (Round to two decimal places.)

---

Definitions:

Error-Recovery Strategies

Techniques or methods employed to correct mistakes and recover from errors in various processes.

Learning And Performance

The relationship between the acquisition of knowledge or skills and their application effectively in a task or role.

Pre-Training Intervention

Activities or measures taken before the commencement of a training program to prepare participants and increase its effectiveness.

Metacognitive Strategy

Metacognitive Strategy involves the methods used to plan, monitor, and assess one’s own understanding and performance, such as planning how to approach a learning task and evaluating progress.