In Which Phase of the Systems Development Life Cycle Is

question 14

Multiple Choice

In which phase of the systems development life cycle is the feasibility study first performed?

• A) conceptual design
• B) implementation and conversion
• C) physical design
• D) system analysis

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Definitions:

One-Tail P-Value

The probability, in hypothesis testing, of observing a test statistic as extreme as, or more extreme than, the value observed under the assumption that the null hypothesis is true, in one direction.

Two-Tail Test

A statistical test in which the critical area of a distribution is two-sided and tests whether a sample is greater than or less than a certain range of values.

Critical Values

Specific points on the scale of a statistical distribution that are associated with a specified significance level, used for hypothesis testing.

Rejection Regions

Specific areas in the distribution of a test statistic that, if the observed test statistic falls within, will lead to the rejection of the null hypothesis.