In a Systems Development Life Cycle (SDLC)model,the Purpose of the _____

question 48

Multiple Choice

In a systems development life cycle (SDLC) model,the purpose of the _____ is to build a logical model of the new system.

• A) systems analysis phase
• B) systems implementation phase
• C) systems design phase
• D) systems support and security phase

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Definitions:

Variability

The extent to which data points differ from each other and from the mean of the data set.

Sampling Distribution

The distribution that indicates the probabilities of a given statistic, which is acquired from a random sample.

T-distribution

A probability distribution used in statistics that arises when estimating the mean of a normally distributed population in situations where the sample size is small and the population standard deviation is unknown.

Standard Normal Distribution

Normal distribution measured in standard deviation units with a mean equal to 0 and a standard deviation equal to 1.