The Amount of Time That Children Spend Asleep Drops Gradually

question 91

Multiple Choice

The amount of time that children spend asleep drops gradually from 12 hours at age three to

• A)10 hours at age 12.
• B)eight hours at age 12.
• C)six hours at age 12.
• D)sleep doesn't drop gradually;12-year-olds still sleep about 12 hours a day.

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Definitions:

Target Population

The total group of individuals for which a research study or statistical analysis is aimed and intended to generalize findings.

Confidence Intervals

A range of values derived from a dataset, estimated to contain the true value of a parameter with a certain probability level.

Time-Series Data

Data collected at successive equally spaced points in time, often used in forecasting and identifying trends.

Confidence Interval

A spectrum of numbers, obtained from sampled evidence, which is expected to encompass the magnitude of an undetermined population statistic.