A Group of Scientists Conducts a Scientific Study to Investigate

question 60

Multiple Choice

A group of scientists conducts a scientific study to investigate dietary factors that influence the development of obesity.Which of the following activities is not likely to be a component of their research efforts?

• A)Submitting an article describing the study to a peer-reviewed journal
• B)Posting findings at the main researcher's Internet web site
• C)Collecting data and analyzing results
• D)Making observations and formulating a hypothesis

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Definitions:

Central Tendency

A statistical measure that identifies a single value as representative of an entire distribution, typically via the mean, median, or mode.

Inferential Statistics

The field of statistics focused on drawing conclusions or making forecasts about a whole population from a subset of collected data.

Probability

An indicator of how probable an event is, represented numerically between 0 and 1.

Nonrandom Sampling

A sampling technique where the samples are gathered in a process that does not give all the individuals in the population equal chances of being selected.