Which One of the Following Is NOT Needed in a Nuclear

question 20

Multiple Choice

Which one of the following is NOT needed in a nuclear fission reactor?

• A)Moderator
• B)Fuel
• C)Coolant
• D)Control device
• E)Accelerator

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Definitions:

P-value

The probability of observing results as extreme as those observed in a study, under the assumption that the null hypothesis is true.

Null Hypothesis

A hypothesis in statistical analysis that assumes no significant difference or effect exists between specified populations or parameters.

Statistical Significance

An indication that the results observed in a study or experiment are unlikely to occur by chance alone, according to a predetermined threshold.

Random Sample

A selection of people drawn from a broader group, where every person has the same likelihood of being chosen.