If There Is Some Doubt About the Lasting Quality of an Outcome

question 1

Multiple Choice

If there is some doubt about the lasting quality of an outcome, it is wise to :

• A) Do a statistical test
• B) Examine variability in the data
• C) Continue monitoring
• D) Terminate intervention

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Definitions:

Mean

The average of a set of numerical values, calculated by adding all the figures together and then dividing by the number of values.

Population Standard Deviation

Square root of the population variance that represents the average deviation of a score from the population mean.

Confidence Interval

Re-formulated: An estimate expressing the degree of uncertainty or certainty in a sampling method.

Mean

The average of a set of numbers, calculated by dividing the sum of these numbers by the count of numbers.