Regarding the Probability of Type I Error (α) and Type

question 6

Multiple Choice

Regarding the probability of Type I error (α) and Type II error (β) , which statement is true?

• A)β > α
• B)β < α
• C)α + β = 1
• D)Power = 1 - β.

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Definitions:

Pessimistic Time

The “worst” activity time that could be expected in a PERT network.

Unfavorable Conditions

Circumstances or situations that are detrimental to the success, operation, or performance of a process, project, or activity.

Activity Variance

The difference between budgeted and actual cost or time spent on a particular activity, highlighting variances in performance.

Beta Distribution

A family of continuous probability distributions defined on the interval [0, 1] used to model a variety of variables that are bounded on both sides.