SCENARIO 15-8
Recently, a University Switched to a New Type

question 88

Essay

SCENARIO 15-8
Recently, a university switched to a new type of computer-based registration.The registrar is concerned with the amount of time (hours) students are spending on the computer registering under the new system.She decides to randomly select 8 students on each of the 12 days of the registration and determine the time each spends on the computer registering.The range, mean, and standard deviation of the times required to register are in the table that follows. $\begin{array}{rrrl}\text { Day}&\text { Range}&\text { Mean }&\text {Std.Dev. }\\1 & 10 & 5.250 & 3.4949 \\2 & 31 & 15.250 & 10.3060 \\3 & 13 & 20.375 & 4.9262 \\4 & 21 & 22.875 & 8.3911 \\5 & 35 & 8.500 & 11.3767 \\6 & 18 & 7.875 & 6.9372 \\7 & 25 & 11.250 & 8.5815 \\8 & 30 & 7.875 & 9.5235 \\9 & 17 & 10.250 & 6.3640 \\10 & 22 & 9.500 & 7.8740 \\11 & 27 & 7.875 & 8.7086 \\12 & 26 & 12.875 & 9.3723\end{array}$
-Referring to SCENARIO 15-8, an X chart is to be used for the time required to register.The center line of this chart is located at .

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Definitions:

Language Development

The process by which humans acquire the capacity to perceive, produce, and use words to understand and communicate.

Perceptual Development

The gradual growth of a person's ability to interpret and make sense of sensory input from the environment, including sights, sounds, tastes, smells, and touch.

Personality Development

The process of developing and enhancing one's personal characteristics and traits across the lifespan.

Crisis

A critical or decisive state or moment, especially one with the potential for a highly negative or undesirable outcome.