What is the formula that Cronbach proposed for calculating internal consistency for questions that have more than two possible responses called? W
a. Coefficient alpha
b. KR-20
c. Product moment correlation
d. Spearman Brown
a. Coefficient alpha
You might also like to view...
During habituation of the gill-withdrawal reflex in Aplysia, the change in the nervous system takes place at the ____.
A. axon hillock of the sensory receptor B. axon of the motor neuron C. synapse between the sensory neuron and the motor neuron D. inhibitory neurons that connect to the motor neuron
What should the test developer do when the data from a pilot test suggest that the assessment instrument is not reliable or valid?
a. Conduct another pilot study with different participants in a different setting b. Interview the respondents to find out why the test did not work c. Make changes to improve reliability and validity before allowing the test user to administer it d. Make the necessary changes and afterward conduct another pilot test with different participants
Why might results be inconsistent across multiple measures?
a) Because different facets of a behavior might change at different rates. b) Because the measures are highly reliable. c) Because the measures share method variance. d) Because the domain being measured is unidimensional.
The deliberate, voluntary allocation of mental effort is associated with __________ attention
a. exogenous b. ordinary c. streamlined d. controlled