When a Computed Z Value (For a Test for Differences

question 60

Multiple Choice

When a computed z value (for a test for differences between two percentages) ,4.21,is larger than the standard z value,1.96,then this amounts to:

• A)support for the null hypothesis;the two percentages are different.
• B)no support for the null hypothesis;the two percentages are not different.
• C)support for the null hypothesis,the two percentages are not different.
• D)no support for the null hypothesis;the two percentages are different.
• E)None of the above;a z value is inappropriate for testing the differences between two percentages.

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Definitions:

Intelligence

Intelligence is the capacity for learning, understanding, and applying information, problem-solving, and adapting to new situations.

Cerebral Cortex

The outer layer of neural tissue of the cerebrum of the brain, playing a key role in memory, attention, perception, awareness, thought, language, and consciousness.

Reliable

Pertains to the consistency and dependability of a measure or entity over time, suggesting trustworthiness.

Replicable

Replicable refers to the ability of an experiment or study to be repeated by other researchers and produce the same or very similar results.