Author Question: When purifying a set of items, the researcher a. eliminates items that seem to create confusion ... (Read 123 times)

panfilo · **on:** Jun 29, 2018

When purifying a set of items, the researcher
a. eliminates items that seem to create confusion among respondents.
b. can use coefficient alpha to assess the correlation among items from the domain of a single construct.
c. adds new items to replace those eliminated.
d. Both a and b.
e. a, b, and c.

Question 2

Which of the following statements is FALSE with regard to ratio scales?
a. A ratio scale exhibits the property of identity.
b. With a ratio scale, the comparison of the absolute magnitude of the numbers is legitimate.
c. A ratio scale possesses a natural zero point.
d. The geometric mean is a meaningful measure of average with a ratio scale.
e. A ratio scale allows the comparison of absolute magnitudes but not the differences in magnitudes.