For Normal Distribution, What Percent of the Data Will Fall $50 \%$

question 2

Short Answer

For normal distribution, what percent of the data will fall in the interval of one standard deviation above and below the mean?
A) $50 \%$
B) $65 \%$
C) $68 \%$
D) $95 \%$

• A)\( 50 \% \)
• B) \( 65 \% \)
• C)\( 68 \% \)
• D)\( 95 \% \)

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Definitions:

Blind Observers

Individuals who assess experimental data or conduct an evaluation without knowing the specific details or hypothesis being tested to prevent bias.

Demand Characteristics

Cues in an experiment that suggest to participants what behavior is expected, desired, or appropriate, potentially influencing the outcomes.

Hypothesis

A proposed explanation for a phenomenon, made as a starting point for further investigation, often tested through scientific method.

Experiment Steps

The sequence of actions or procedures designed to systematically investigate a hypothesis by varying and measuring its effects.