Examlex

Solved

Suppose That Ms Zikalala Gives 100 Students a Reading Exam

question 6

Multiple Choice

Suppose that Ms Zikalala gives 100 students a reading exam.She then selects the five students with the highest scores for a special reading programme.At the end of the reading programme, he administers the same reading exam again.To Ms Zikalala's astonishment, though, the students actually perform worse this time.While it might well be the case that the reading programme actually negatively impacted the students' reading ability, Ms Zikalala would be wise to consider that the decrease could be due to ____.


Definitions:

Sample Mean

The average of a set of numerical values.

Control Limits

Statistical boundaries set in control charts that are used in process control to detect times when a process is out of control or behaving anomalously.

Standard Errors

The standard deviation of the sampling distribution of a statistic, typically the mean.

Control Chart

A control chart is a statistical tool used to monitor, control, and improve process performance over time by identifying sources of variation.

Related Questions