Because Measures of Split-Half Reliability Are Based on Only Half

question 6

Multiple Choice

Because measures of split-half reliability are based on only half the items in the test,they tend to underestimate the true reliability of the whole test.Which of the following is an attempt to correct this problem?

• A)the Spearman-Brown formula
• B)the Kuder-Richardson formula 20
• C)Cronbach's alpha
• D)All of the other options are techniques to correct the underestimation problem.

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Definitions:

Ovaries

Female reproductive organs that produce eggs (ova) and secrete hormones such as estrogen and progesterone.

Intersex

When a person experiences conflicting or ambiguous aspects of biological sex.

Ambisexuality

A sexual orientation characterized by attraction to people of more than one gender; similar to bisexuality but may emphasize the aspect of attraction regardless of gender.

Secondary Sex Characteristics

Secondary sex characteristics are features that distinguish the two sexes of a species, but are not directly involved in reproduction, such as breast development in females and facial hair in males.