What is the formula that Cronbach proposed for calculating internal consistency for questions that have more than two possible responses called?
A. coefficient alpha
B. KR-20
C. product moment correlation
D. Spearman Brown
Ans: A
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What is one way to reduce cognitive dissonance?
a. Change your attitudes to match your behavior. b. Increase your cooperation with other people. c. Convince other people to change their attitudes. d. Use a self-handicapping strategy.
Groups promote the concept of universality, which suggests that
a) we are unique and so are our problems b) there is a universal way to solve nearly any difficulty c) a and b d) we are not the only ones in the world with a given problems
Why is it important to know how many orders of treatments there are when conducting a repeated measures factorial experiment? It is important because _____
a. there must be a sufficient number of participants tested in each order to allow for statistical analysis of carryover effects b. there should always be at least twenty participants tested in each order so that the power of the experiment is sufficiently great c. the more orders there are, the lower the power of the experiment is, and the less likely it is that the null hypothesis will be rejected d. the more orders there are, the fewer degrees of freedom there will be in the ANOVA
Research demonstrates that when people are ________ to exert self-control, they become less depleted than when they are ________ to exert self-control
a. autonomously motivated; forced b. forced; autonomously motivated c. internally motivated; externally motivated d. externally motivated; internally motivated