TABLE 17-8 Recently,a University Switched to a New Type of Computer-Based Registration.The

question 92

Short Answer

TABLE 17-8
Recently,a university switched to a new type of computer-based registration.The registrar is concerned with the amount of time 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.

-Referring to Table 17-8,an chart is to be used for the time required to register.One way to obtain the control limits is to take the grand mean and add and subtract the product of A₂ times the mean of the sample ranges.For this data set,the value of A₂ is ________.

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Definitions:

Ontogenetic

Pertaining to the development of an individual organism or individual anatomical or behavioral characteristic from conception to maturity.

Monozygotic

Referring to twins developed from a single fertilized ovum, hence they are genetically identical.

Codominant

A genetic scenario in which two alleles of a gene are expressed equally in the phenotype of heterozygotes.

Heterozygous Individual

A heterozygous individual possesses two different alleles of a gene for a particular trait, resulting in genetic variation.