At the End of Every 30-Minute Period, Sarah Records Whether

question 145

Multiple Choice

At the end of every 30-minute period, Sarah records whether her baby had cried at least once during that 30 minute period. She is using the method of _____ to assess the baby's tendency to cry.

• A) duration recording
• B) interval recording
• C) time-sample recording
• D) latency recording

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Definitions:

DEPT-135

An NMR spectroscopy technique that distinguishes between carbon atoms attached to hydrogen atoms, depending on the number of hydrogen atoms (CH, CH2, or CH3).

Quaternary

Referring to carbon atoms bonded to four different groups, especially relevant in organic chemistry when discussing carbon structure and stereochemistry.

Bootstrap Distribution

A distribution obtained by repeatedly sampling, with replacement, from a sample dataset to estimate the shape of the population distribution.

Bias

A systematic error or deviation from the truth in results or inferences, which can occur in the collection, analysis, interpretation, or review of data.