What is the formula used to calculate degrees of freedom for a t-test?
a.n1 - 1 + n2 - 1
b.n1 + n2 - 1
c.n1 - 1 + n2
d.n1 + n2
ANS:A
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Tran is interested in incorporating research-based recommendations on how to use monetary rewards effectively. Which of the following is an implementation guideline for the principle of “make rewards contingent on performance”?
A. ensure pay levels vary significantly based on performance levels B. distribute fake currencies or reward points that can later be traded for cash, goods, or services C. only promise rewards that are available D. specify what employees are expected to do, as well as what they should refrain from doing
What are reasons that a negative reaction to change may develop?
What will be an ideal response?
Identify the infinitive phrase in the sentence. Is she spending a semester abroad to improve her Spanish?
The authentic atmosphere of straightforwardness that is vital for project manager and team to function in can be described as:
A) Exchange of purpose. B) A right to say no. C) Joint accountability. D) Absolute honesty.