Over Half the Adults in the United States Suffer from Insomnia

question 33

True/False

Over half the adults in the United States suffer from insomnia.

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Definitions:

Null Hypothesis

A hypothesis that assumes no statistical significance exists in a set of given observations.

Sample Mean

The arithmetic average of a set of sample values, used as an estimate of the population mean.

Null Hypothesis

A statement or assumption that there is no significant difference or effect, serving as the default conclusion until evidence suggests otherwise.

Critical Value

A threshold in statistical hypothesis testing that defines the boundary or limit beyond which an observed test statistic is considered statistically significant.